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Potomac River at Washington, D.C., map showing progress of work - June 30, 1890

Shows dredged and reclaimed Potomac park areas. Depths shown by soundings and contours. Oriented with north toward the upper left. DCP

Date
1890
Mapmaker / publisher
Hains, Peter C. (Peter Conover)
Place
Washington, D.C.
Archive
Library of Congress (via Wikimedia Commons)
Type
map
Original size
9,218 × 3,409 pixels

Public domainsafest

Reason: its maker died more than 100 years ago.

Read from: Commons licence category: PD-old-100-expired; no CC BY, CC BY-SA, GFDL or deletion tag on the file page.

Credit line

"Potomac River at Washington, D.C., map showing progress of work - June 30, 1890" (1890). Hains, Peter C. (Peter Conover). Library of Congress, Geography and Map Division, via Wikimedia Commons. Public domain. https://commons.wikimedia.org/wiki/File:Potomac_River_at_Washington,_D.C.,_map_showing_progress_of_work_-_June_30,_1890_LOC_88690505.jpg

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