Natchez Trace Parkway, Located between Natchez, MS & Nashville, TN, Tu...
Significance: A regional Good Roads movement championed by the Natchez Trace Military Highway Association in 1916 continued an effort initiated by the Mississippi Daughters of the American Revolution (DAR) to c... More
Natchez Trace Parkway, Located between Natchez, MS & Nashville, TN, Tu...
Significance: A regional Good Roads movement championed by the Natchez Trace Military Highway Association in 1916 continued an effort initiated by the Mississippi Daughters of the American Revolution (DAR) to c... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Verde River Sheep Bridge, Spanning Verde River (Tonto National Forest)...
Significance: In 1943, Dr. R.O. Raymond, a physician and sheep rancher from Flagstaff, Arizona, sponsored the construction of Verde River Sheep Bridge on grazing allotment granted to his Flagstaff Sheep Company... More
Verde River Sheep Bridge, Spanning Verde River (Tonto National Forest)...
Significance: In 1943, Dr. R.O. Raymond, a physician and sheep rancher from Flagstaff, Arizona, sponsored the construction of Verde River Sheep Bridge on grazing allotment granted to his Flagstaff Sheep Company... More
Verde River Sheep Bridge, Spanning Verde River (Tonto National Forest)...
Significance: In 1943, Dr. R.O. Raymond, a physician and sheep rancher from Flagstaff, Arizona, sponsored the construction of Verde River Sheep Bridge on grazing allotment granted to his Flagstaff Sheep Company... More
![[Washington, D.C. View from Georgetown heights, with Aqueduct Bridge and Mason's Island]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjUvMDEvMDEvd2FzaGluZ3Rvbi1kYy12aWV3LWZyb20tZ2VvcmdldG93bi1oZWlnaHRzLXdpdGgtYXF1ZWR1Y3QtYnJpZGdlLWFuZC1tYXNvbnMtMTAyNC5qcGc%3D/40/32/webp "[Washington, D.C. View from Georgetown heights, with Aqueduct Bridge and Mason's Island]")
[Washington, D.C. View from Georgetown heights, with Aqueduct Bridge a...
Photograph of Washington, 1862-1865, the capital at war. Public domain photograph - United States during American Civil War, free to use, no copyright restrictions image - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain image - Environmental protection federal program, the 1970s, color photographs, no copyright restrictions - Picryl description
George Washington Memorial Parkway, Along Potomac River from McLean to...
Picryl description: Public domain image of a plan, map, park, birds' eye view, free to use, no copyright restrictions.
George Washington Memorial Parkway, Along Potomac River from McLean to...
Public domain scan of a architecture diagram, settlement map, plan, or drawing, free to use, no copyright restrictions - Picryl description.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Blue Ridge Parkway, Between Shenandoah National Park & Great Smoky Mou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Chicago River Bascule Bridges, Spanning Chicago River & its north & so...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridges, Spanning Chicago River & its north & so...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridges, Spanning Chicago River & its north & so...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridges, Spanning Chicago River & its north & so...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Great Smoky Mountains National Park Roads & Bridges, Cades Cove Road &...
Significance: The transportation system of Great Smoky Mountains National Park is representative of NPS park road design and landscape planning throughout the country. Much of the conservation work was underta... More
Great Smoky Mountains National Park Roads & Bridges, Cades Cove Road &...
Significance: The transportation system of Great Smoky Mountains National Park is representative of NPS park road design and landscape planning throughout the country. Much of the conservation work was underta... More
Great Smoky Mountains National Park Roads & Bridges, Cades Cove Road &...
Significance: The transportation system of Great Smoky Mountains National Park is representative of NPS park road design and landscape planning throughout the country. Much of the conservation work was underta... More
A collection of designs in architecture, containing new plans and elev...
First published in 1757. Plates 61-65 at end of v. 2 are dated 1758. LC copy has vols. 1-2 bound together. Library of Congress. Lessing J. Rosenwald collection, 1756 ESTC N27410 Gift of Lessing J. Rosenwald, 19... More
Nihonbashi no hakuu, Andō Hiroshige - Ukiyo e print
Print shows pedestrians crossing the Nihon bridge over the Nihonbashi River during a rain storm; view of Mount Fuji in the distance. Title and other descriptive information compiled by Nichibunken-sponsored Edo... More
Kakegawa, Andō Hiroshige - Public domain drawing
Print shows elderly people walking across the bridge at the Kakegawa station on the Tōkaidō Road. Title and other descriptive information compiled by Nichibunken-sponsored Edo print specialists in 2005-06. From... More
Okazaki, Andō Hiroshige - Public domain scan of drawing
Print shows porters and retainers carrying bundles and a sedan chair across the bridge at the Okazaki station on the Tōkaidō Road. Title and other descriptive information compiled by Nichibunken-sponsored Edo p... More
Fujisawa zu, Utagawa Kunisada, Japan - Ukiyo e print
Print shows a woman standing on a cloud, watching pilgrims near a bridge and a torii at the 7th station on the Tōkaidō Road. Title and other descriptive information compiled by Nichibunken-sponsored Edo print s... More
Naniwa Higashibori tekkyō no zu - Ukiyo e print
Japanese print shows people crossing a bridge on foot and on horseback. Annotations, stamps, etc. on verso of print: 172; 47623a (white label). Aratame date seal is illegible. Earlier control number: 236.3-15.... More
Bridges over Wissahickon Creek near Schuylkill
Drawing shows a boating party on "Wissahickon Creek", in a rowboat approaching the opposite shore; downstream, on the left are willow trees, and in the distance are two bridges. A large boulder fills much of th... More
Kameido tenmangū keidai, Andō Hiroshige - Ukiyo e print
Print shows men and women crossing bridges from island to island to reach the Tenmangū shrine. Title and other descriptive information compiled by Nichibunken-sponsored Edo print specialists in 2005-06. From th... More
Teppoōzu inaribashi minato jinja Andō Hiroshige
Print shows bridge spanning river, with boats and view of Mount Fuji in the background. Title and other descriptive information compiled by Nichibunken-sponsored Edo print specialists in 2005-06. From the serie... More
Convent and quays on the Vilaine, Rennes, (p. 268.)
Published with: Jephson, J. M. Narrative of a walking tour in Brittany by John Mounteney Jephson, F.S.A. ; accompanied by notes of a photographic expedition by Lovell Reeve, F.L.S., no. 78.
![[Man seated on wooden bridge over canal, ruins and buildings in background]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjAvMDEvMDEvbWFuLXNlYXRlZC1vbi13b29kZW4tYnJpZGdlLW92ZXItY2FuYWwtcnVpbnMtYW5kLWJ1aWxkaW5ncy1pbi1iYWNrZ3JvdW5kLTEwMjQuanBn/40/29/webp "[Man seated on wooden bridge over canal, ruins and buildings in background]")
[Man seated on wooden bridge over canal, ruins and buildings in backgr...
Public domain image of Egyptian art, free to use, no copyright restrictions photo - Picryl description
Avignon. Old Roman bridge. Pont Rompu
Bridge in background with shoreline and docked boats in foreground. In album: Genoa, Pisa, Nice, Avignon, Parma, Milan, Verona, Vienna, p. 106. No. 205.
![[Bank note vignettes showing U.S. Capitol, log cabins, Brooklyn Bridge, Independence Hall, two people fishing in harbor, and New York City Hall]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NzQvMDEvMDEvYmFuay1ub3RlLXZpZ25ldHRlcy1zaG93aW5nLXVzLWNhcGl0b2wtbG9nLWNhYmlucy1icm9va2x5bi1icmlkZ2UtaW5kZXBlbmRlbmNlLTY0MC5qcGc%3D/40/60/webp "[Bank note vignettes showing U.S. Capitol, log cabins, Brooklyn Bridge, Independence Hall, two people fishing in harbor, and New York City Hall]")
[Bank note vignettes showing U.S. Capitol, log cabins, Brooklyn Bridge...
In album: Engravings of the American Banknote Company ... p. 81. The original U.S. Capitol building, known as the "Old Capitol," was a small brick building that was completed in 1800. It served as the Capitol ... More
Rustic bridge, Chautauqua - Public domain image. Dry plate negative.
Picryl description: Public domain image of a park, woods, trees, arbor, outdoors, romantic landscape, 17th-18th century, free to use, no copyright restrictions.
Beloit, Wis. from the bluff - Public domain image. Dry plate negative.
Picryl description: Public domain image of a river or lake, forest, trees, water stream, free to use, no copyright restrictions.
Richland Cotton Plantation, Miss., mammoth plate negative
Public domain photograph - historical image of Mississippi, United States, free to use, no copyright restrictions image - Picryl description
Belle Isle Park, Detroit - Public domain image. Dry plate negative.
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Bridge on Belle Isle Park, Detroit
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Peking. Summerpalace, Marblebridge. Photochrom print, 1880-1890.
Title in General-Photochrom-Katalog, 30. Ausgabe 1911. Photoglob-Abteilung der Vereinigten Kunstanstalten, A.G. Zürich München, 1911: "China-Chine. Peking. Summerpalace. Marblebridge". Print no. "18804. P.Z." ... More
Bridge over the Passaic, Millington, N.J
Date based on Detroit, Catalogue J (1901). Detroit Publishing Co. no. 011550. Gift; State Historical Society of Colorado; 1949.
Top of plane, Morris and Essex canal, Boonton, N.J.
Picryl description: Public domain image of a canal, barge, historic place, water reflection, 19th century, free to use, no copyright restrictions.
![[Charles River, Echo Bridge, Newton, Massachusetts.]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4OTUvMDEvMDEvY2hhcmxlcy1yaXZlci1lY2hvLWJyaWRnZS1uZXd0b24tbWFzcy0xMDI0LmpwZw%3D%3D/40/50/webp "[Charles River, Echo Bridge, Newton, Massachusetts.]")
[Charles River, Echo Bridge, Newton, Massachusetts.]
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Early years, snapshots, 1896-1898. In Prospect Park
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Passaic Falls, N.J. - Public domain image. Dry plate negative.
Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.
Sixth Street bridge, Pittsburgh, Pa
"G 6062" on negative. Detroit Publishing Co. no. 071361. Gift; State Historical Society of Colorado; 1949.
Lake in Beacon Hill Park, Victoria, B.C.
Public domain photograph of a canal, water landscape, free to use, no copyright restrictions image - Picryl description
Canal view, Belle Isle Park, Detroit
Date based on Detroit, Catalogue J Supplement (1901-1906). "45 Glover" on negative. Detroit Publishing Co. no. 013578. Gift; State Historical Society of Colorado; 1949.
Old chain bridge, Newburyport, Massachusetts., first suspension bridge...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
![[North End bridge, Springfield, Massachusetts.]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvbm9ydGgtZW5kLWJyaWRnZS1zcHJpbmdmaWVsZC1tYXNzLTEwMjQuanBn/40/31/webp "[North End bridge, Springfield, Massachusetts.]")
[North End bridge, Springfield, Massachusetts.]
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
![[Bridge in Jackson Park, Chicago, Ill.]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvYnJpZGdlLWluLWphY2tzb24tcGFyay1jaGljYWdvLWlsbC0xMDI0LmpwZw%3D%3D/40/31/webp "[Bridge in Jackson Park, Chicago, Ill.]")
[Bridge in Jackson Park, Chicago, Ill.]
Public domain photograph - park, sign, monument, free to use, no copyright restrictions image - Picryl description
![The [Upper] Steel Arch Bridge, Niagara](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvdGhlLXVwcGVyLXN0ZWVsLWFyY2gtYnJpZGdlLW5pYWdhcmEtMTAyNC5qcGc%3D/40/31/webp "The [Upper] Steel Arch Bridge, Niagara")
The [Upper] Steel Arch Bridge, Niagara
Public domain photograph of steamboat ship, free to use, no copyright restrictions image - Picryl description
Cabin John Bridge, Potomac River, Washington, D.C.
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Greyhound passing through Cherry St. Street bridge, Toledo
"No. 181 G.F.C." on negative. Detroit Publishing Co. no. 071303. Gift; State Historical Society of Colorado; 1949.
![Bridge in the woods, Belle Isle [Park], Detroit](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvYnJpZGdlLWluLXRoZS13b29kcy1iZWxsZS1pc2xlLXBhcmstZGV0cm9pdC0xLTEwMjQuanBn/40/31/webp "Bridge in the woods, Belle Isle [Park], Detroit")
Bridge in the woods, Belle Isle [Park], Detroit
Picryl description: Public domain image of a park, pond, water reflection, romantic landscape, 18th-19th century, free to use, no copyright restrictions.
![[Stone arch bridge, South Hadley, Massachusetts.]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvc3RvbmUtYXJjaC1icmlkZ2Utc291dGgtaGFkbGV5LW1hc3MtMTAyNC5qcGc%3D/40/50/webp "[Stone arch bridge, South Hadley, Massachusetts.]")
[Stone arch bridge, South Hadley, Massachusetts.]
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Garfield Park, Indianapolis, Ind
"G 4357" on negative. Detroit Publishing Co. no. 070023. Gift; State Historical Society of Colorado; 1949.
Old chain bridge, Newburyport, Massachusetts., first suspension bridge...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Brooklyn Bridge, New York, N.Y.
Title from jacket. "H 450" on negative. Detroit Publishing Co. no. 036498. Gift; State Historical Society of Colorado; 1949.
Natural Bridge, Virginia, U.S.A - 19th century Virginia.
D20908 U.S. Copyright Office No. 387. Copyright, 1900, by B.L. Singley.
Cabin John Bridge, Washington sic
"x121" on negative. Corresponding glass transparency (same series code) available on videodisc frame 1A-29527. Detroit Publishing Co. no. 013029. Gift; State Historical Society of Colorado; 1949.
Kentucky River High Bridge, Cincinnati Southern R.R.
View of bridge and river with floating lumber(?). H13969 U.S. Copyright Office.