A Coal fleet, Pittsburgh, Pa. [graphic].
Detroit Publishing Co., copyright claimant, publisher.
still image
Dry plate negatives. gmgpc
c[between 1910 and 1920]
eng
Detroit Publishing Co. no. 073225.
State Historical Society of Colorado;
Coal.
Barges.
Rivers.
Bridges.
Shipping.
United States Pittsburgh.
Detroit Publishing Company photograph collection (Library of Congress)
http://hdl.loc.gov/loc.pnp/det.4a24745
No known restrictions on publication.