View of the city of Washington in 1792 : superimposed on a map of 1914.

Cadastral map showing land tracts, owners' names, block numbers, and radial distances from the Patent Office.Selected buildings and trees shown pictorially.Planimetric map--not bird's-eye view.Text signed by W.O. Owen and subtitle both annotated in ink.Accompanied by handwritten letter / W.O. Owen. 1 sheet : ink ; 25 x 12 cm. -- Negative photocopy of map of central Washington. 1 sheet ; 28 x 35 cm. -- Negative photocopy of map: View of the city of Washington in 1792. 1 sheet ; 28 x 34 cm