Washington, D.C. 1792 1921

Shows block numbers and proposed government buildings.; Relief shown by hachures. Depths shown by soundings.; Also covers Georgetown.; Facsimile.; Includes text, notes, and coat-of-arms.; At top center: Plate no. 2340.; In left upper margin: No. 3035 price 45 cents. Original version: Engrav'd by Thackara & Vallance Philad'a 1792. [Philadelphia : s.n., 1792].Color;1:19,80