Library of Congress · 90685283
Balto. and Poto. R.R., profile of tracks in Washington
Description
Typewritten on label affixed to verso: Profile of Sixth St., M'd & V'a Ave's, from the tunnel to the Potomac, showing effects of sinking tracks, &c. 1890. Blueprint annotated in yellow, red, and lead pencils. Profile drawn in 3 segments. Sectioned and mounted on cloth backing to fold to 22 x 14 cm. Includes drawing of "P.R.R. standard 60000 lb. freight car on standard roadbed." Available also through the Library of Congress Web site as a raster image. DCP
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baltimore and potomac railroad. 1890. Balto. and Poto. R.R., profile of tracks in Washington. https://www.loc.gov/item/90685283/
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