Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Main Street Bridge, Spanning Fox River on Main Street, Green Bay, Brow...
Significance: The Main Street Bridge is a double-leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Green Bay. With its symmetrical design including fo... More
Tayco Street Bridge, Spanning Government Canal at Tayco & Water Street...
Significance: The Tayco Street Bridge is a double leaf, Strauss Underneath Counterweight bascule bridge. It is significant as the only bridge of this type in Menasha. With its symmetrical design and four hous... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More