![[Lifeboat moving with oars] / Constantinople, Abdullah Frères.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODAvMDEvMDEvbGlmZWJvYXQtbW92aW5nLXdpdGgtb2Fycy1jb25zdGFudGlub3BsZS1hYmR1bGxhaC1mcmVyZXMtNjQwLmpwZw%3D%3D/40/27/webp "[Lifeboat moving with oars] / Constantinople, Abdullah Frères.")
[Lifeboat moving with oars] / Constantinople, Abdullah Frères.
At Şile. Title translated from album caption. Captioned in Ottoman Turkish and English. No. 39. No. 641. In album: Ships and naval personnel, Istanbul and Black Sea lifesaving stations, Ottoman Empire. Forms pa... More
![[Boat races]: Group of five yachts](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4OTYvMDEvMDEvYm9hdC1yYWNlcy1ncm91cC1vZi1maXZlLXlhY2h0cy02NDAuanBn/40/30/webp "[Boat races]: Group of five yachts")
[Boat races]: Group of five yachts
Photoprint copyrighted by C.E. Bolles. No. 662. This record contains unverified, old data from caption card. Caption card tracings: Races; Yachts.
Kaukauna Lock & Dam, Lock Shelter at Lock 4, On Northern Embankment, n...
Significance: The lock shelter provides shelter for the lockkeeper while on active duty. In addition, the lock shelter provides office space and first aid facilities for office personnel. As such the lock shelt... More
Anacapa Island Light Station, House, East Anacapa Island, Ventura, Ven...
Survey number: HABS CA-2335-A Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description
DePere Lock & Dam, Garage, Approximately 35 feet Southeast of Lock She...
Significance: The garage served as part of the lockkeeper's residential complex. Survey number: HAER WI-86-C Building/structure dates: 1976 Initial Construction
Little Kaukauna Lock & Dam, Storage Building, Approximately 100 feet s...
Significance: The storage shed functions as part of the daily operation of the Little Kaukauna Lock and Dam Complex. Survey number: HAER WI-89-D Building/structure dates: 1983 Initial Construction National R... More
Little Kaukauna Lock & Dam, Garage, At end of Mill Road, northeast of ...
Significance: The garage served as part of the lookkeeper's residence complex. Survey number: HAER WI-89-C Building/structure dates: 1978 Initial Construction National Register of Historic Places NRIS Number... More
Menasha Lock & Dam, Storage Building, Approximately 130 feet east of M...
Significance: The storage building functions as part of the daily operation of the Menasha Lock and Dam Complex. Survey number: HAER WI-90-D Building/structure dates: ca. 1970 Initial Construction National R... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 21, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Columbia Canal & Power Plant, Waterfront of Broad River, Columbia, Ric...
Significance: Designed to enable the navigation of the Broad and Congaree Rivers at their confluence in Columbia, the canal was completed in 1824 and enlarged in 1891; the 1891 portion of the canal is the signi... More
Illinois Waterway, Starved Rock Lock and Dam , 950 North 27th Road, Ut...
Survey number: HAER IL-164-D National Register of Historic Places NRIS Number: 04000166
Illinois Waterway, Starved Rock Lock and Dam , 950 North 27th Road, Ut...
Survey number: HAER IL-164-D National Register of Historic Places NRIS Number: 04000166
Ham's Bluff Lighthouse, Assistant Keeper's Quarters, Maroon Ridge of H...
Significance: The significance of the two auxiliary buildings is their association with the Ham's Bluff Lighthouse. The Lighthouse was put into operation in 1913 by the Danish government in response to the bui... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Block Island Southeast Light, Spring Street & Mohegan Trail at Mohegan...
Significance: The Block Island Southeast Lighthouse is significant as a primary aid to the navigation of an otherwise dangerous area, once referred to as the "stumbling block" of the New England coast. It mark... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Great Duck Island Light Station, At southern tip of Great Duck Island ...
Survey number: HABS ME-207 Public domain photograph related to the history of England, free to use, no copyright restrictions image - Picryl description
Land Lighthouse, Front Street, Land Lighthouse Park, Erie, Erie County...
Unprocessed Field note material exists for this structure: FN-48 Survey number: HABS PA-517 Building/structure dates: 1867 Initial Construction
Hendricks Head Light Station, End of Beach Road, West Southport vicini...
Survey number: HABS ME-186 Public domain image related to President Abraham Lincoln, gelatin silver print, free to use, no copyright restrictions image - Picryl description
Spring Point Ledge Light Station, End of breakwater at foot of Fort Pr...
Survey number: HABS ME-183 Public domain photograph of terrace, cafe, open space, building, free to use, no copyright restrictions image - Picryl description
Petit Manan Light Station, 2.5 miles south of Petit Manan Point, Milbr...
Survey number: HABS ME-194 Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Grosse Point Lighthouse, 2601 Sheridan Road, Evanston, Cook County, IL
2003 Charles E. Peterson Prize, Entry Significance: The Grosse Point lighthouse played a significant role in the development of maritime commerce on the Great Lakes. It was the leading historic navigational ai... More
Grosse Point Lighthouse, 2601 Sheridan Road, Evanston, Cook County, IL
2003 Charles E. Peterson Prize, Entry Significance: The Grosse Point lighthouse played a significant role in the development of maritime commerce on the Great Lakes. It was the leading historic navigational ai... More
Monongahela River Lock & Dam No. 7, River Mile No. 85, Greensboro, Gre...
Part of the Monongahela River Recording Project, which included HAER PA-300, Port Perry Bridge; HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; and HAER PA-304, Lower Monongahela River Public Impr... More
Little Kaukauna Lock & Dam, At 23-mile marker on Lower Fox River, Rock...
Significance: The Little Kaukauna Lock and Dam Complex allows passage for watercraft around the rapids present in the Lower Fox River at Little Kaukauna. Survey number: HAER WI-89 Building/structure dates: 18... More
Noxontown Mill, Noxontown Road (County Road 38), Middletown, New Castl...
Significance: Noxontown Mill was typical of the small grain-milling establishments that predominated in Delaware throughout the colonial period. But it was atypical in the sense that it survived so long. In 1... More
Cedars Lock & Dam, Lockkeeper's Residence, Approximately 50 feet North...
Significance: The Lockkeeper's house served as an on-site headquarters for the lockkeeper responsible for operating the locks. In addition, the house served as a residence for the lockkeeper's family. The res... More
Pensacola Lighthouse, San Carlos Road, Pensacola, Escambia County, FL
Significance: This structure was built in 1826. It was bombarded by Union forces during the War Between the States. Unprocessed Field note material exists for this structure: FN-60 Survey number: HABS FL-147... More
Goat Island Light Station, Goat Island, next to entrance to Cape Porpo...
Survey number: HABS ME-193
Pumpkin Island Light Station, Pumpkin Island, at northern end of Eggem...
Survey number: HABS ME-200
Pumpkin Island Light Station, Pumpkin Island, at northern end of Eggem...
Survey number: HABS ME-200
Bass Harbor Head Light Station, At southwest tip of Mount Desert Islan...
Survey number: HABS ME-197
Faro del Puerto de Ponce, Calo Cardona,Puerto de Ponce, Ponce, Ponce M...
Significance: Cayo Cardona is located on a small 6 acre key west of Ponce Harbor. The light, built in 1889, guides the entrance to the Port of Ponce, as a 6th order red fixed light. Survey number: HAER PR-16 ... More
Faro del Puerto de Ponce, Calo Cardona,Puerto de Ponce, Ponce, Ponce M...
Significance: Cayo Cardona is located on a small 6 acre key west of Ponce Harbor. The light, built in 1889, guides the entrance to the Port of Ponce, as a 6th order red fixed light. Survey number: HAER PR-16 ... More
Cape Neddick Light Station, End of Nubble Road, 1.1 miles east of U.S....
Survey number: HABS ME-192
Cape Neddick Light Station, End of Nubble Road, 1.1 miles east of U.S....
Survey number: HABS ME-192
Pilot Schooner "Alabama", Moored in harbor at Vineyard Haven, Vineyard...
Significance: ALABAMA was designed by Thomas F. McManus, a noted fishing schooner and yacht designer from Boston, Massachusetts. She was built during the final throes of the age of commercial sailing vessels i... More
Cape Hatteras Lighthouse, Double Keeper's Dwelling, Point of Cape Hatt...
Significance: The Double Keeper's Quarters at Cape Hatteras was constructed in 1854, at the same time as the nearby Lighthouse was raised in height. Built of wood frame construction, and resting on brick pier f... More
Cape Hatteras Lighthouse, Double Keeper's Dwelling, Point of Cape Hatt...
Significance: The Double Keeper's Quarters at Cape Hatteras was constructed in 1854, at the same time as the nearby Lighthouse was raised in height. Built of wood frame construction, and resting on brick pier f... More
Cape Hatteras Lighthouse, Double Keeper's Dwelling, Point of Cape Hatt...
Significance: The Double Keeper's Quarters at Cape Hatteras was constructed in 1854, at the same time as the nearby Lighthouse was raised in height. Built of wood frame construction, and resting on brick pier f... More
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Ohio Slack Water Dams, Lock & Dam No. 4, East bank of Ohio River at mi...
Significance: Ohio Slack Water Dams, Lock and Dam No. 4, HAER No. PA-227-A was part of the fifty-two slackwater locks and dams constructed by the U.S. Army Corps of Engineers on the Ohio River, between 1877-191... More
Baker Island Light, Lightkeeper's House, Just east of Cranberry Isles,...
Significance: The first Baker Island Lighthouse began operation in 1828 with William Gilley as lightkeeper. With the election of a Whig president in 1848, Gilley was replaced, and by 1855 the light and the keep... More
Pemaquid Point Light Station, End of State Highway 130 south of Bristo...
Survey number: HABS ME-187 Public domain image related to President Abraham Lincoln, gelatin silver print, free to use, no copyright restrictions image - Picryl description
Saddleback Ledge Lighthouse, On Saddleback Ledge in Penobscot Bay, Roc...
Significance: This structure, built in 1839, is an outstanding example of the lighthouses built on the New England coast. Unprocessed Field note material exists for this structure: FN-40 Survey number: HABS ... More
Outer Island Light Station, Lighthouse & Keeper's Quarters, La Pointe,...
Unprocessed Field note material exists for this structure: N46 Survey number: HABS WI-318-A
Outer Island Light Station, Lighthouse & Keeper's Quarters, La Pointe,...
Unprocessed Field note material exists for this structure: N46 Survey number: HABS WI-318-A
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Oak Island Coast Guard Station, Highway 160, Oak Island, Brunswick Cou...
Survey number: HABS NC-401 Building/structure dates: 1932 Initial Construction
Owl's Head Light Station, Off State Highway 73 just east of Rockland o...
Survey number: HABS ME-185 Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Seguin Island Light Station, Summit of Seguin Island, south of mouth o...
Survey number: HABS ME-213
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Matinicus Rock Light Station, Matinicus Island, on Matinicus Rock, Mat...
Survey number: HABS ME-210
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Bodie Island Light Station, Off Highway 12, Nags Head, Dare County, NC
Significance: Bodie Island Light Station served as an important aid to navigation in a system of lighthouses guiding mariners along the hazardous waters of the Outer Banks of North Carolina, often referred to a... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Tenants Harbor Light Station, Southern Island, at entrance to Tenants ...
Survey number: HABS ME-215
Tenants Harbor Light Station, Southern Island, at entrance to Tenants ...
Survey number: HABS ME-215
Tenants Harbor Light Station, Southern Island, at entrance to Tenants ...
Survey number: HABS ME-215
Faro del Puerto de Guanica, Punta Meseta, Guanica, Guanica Municipio, ...
Significance: The Guanica Light is completely vandalized and in ruins, projected against the hills and dry mountains which form the east entrance to Guanica Harbor; one of the most important, busiest, and best ... More
Faro del Puerto de Guanica, Punta Meseta, Guanica, Guanica Municipio, ...
Significance: The Guanica Light is completely vandalized and in ruins, projected against the hills and dry mountains which form the east entrance to Guanica Harbor; one of the most important, busiest, and best ... More
Faro de las Cabezas de San Juan, Cabezas de San Juan, Las Croabas, Faj...
Significance: In 1782, one hundred years before the final construction of Cabo San Juan Lighthouse, Fray Inigo Abbad y Lasierra, who wrote the first formal history of Puerto Rico stated that: "The mountain peak... More
Faro de las Cabezas de San Juan, Cabezas de San Juan, Las Croabas, Faj...
Significance: In 1782, one hundred years before the final construction of Cabo San Juan Lighthouse, Fray Inigo Abbad y Lasierra, who wrote the first formal history of Puerto Rico stated that: "The mountain peak... More
Michigan City Lighthouse, Washington Park, Michigan City, La Porte Cou...
Significance: The building served as a navigation lighthouse for shipping on the southern shore of Lake Michigan. It served in this capacity from 1858 until 1934 when a new facility replaced it. Survey number... More
Cedar Point Lighthouse, Cedar Point at Patuxent River & Chesapeake Bay...
Significance: The significance of the Cedar Point Lighthouse lies in the history of navigation and commerce in the Chesapeake Bay. Additionally, the shell of a building which remained in 1981 had some architec... More
Pawtucket Canal, Lower Locks, Lowell, Middlesex County, MA
Significance: The Lower Locks are comprised of two navigation locks and a dam, with a head of 17 feet. They were some of the earliest locks in the Lowell Canal System, originally constructed in the first phase... More