Ladder dredge "Corozal" working on Cucaracha slide [graphic].
Detroit Publishing Co., publisher.
still image
Dry plate negatives. gmgpc
[between 1910 and 1914]
eng
"3" on negative.
Also available as photographic print in LOT 9681 with copy negative LC-USZ62-66877 (b&w film copy neg.).
Detroit Publishing Co. no. 073206.
State Historical Society of Colorado;
Corozal (Ladder dredge)
Canals.
Dredging.
Government vessels--American.
Panama Panama Canal.
Detroit Publishing Company photograph collection (Library of Congress)
http://hdl.loc.gov/loc.pnp/det.4a24727
No known restrictions on publication.