Map collections in the District of Columbia /

Partial ms. (ink, pencil, and typescript) on col. base map.

Plan shewing the present & proposed directions of the Canal between 3d & 7th Street West on the Mall : [Washington D.C.] /

Ink and watercolor.

Plan shewing the present & proposed direction of the Canal between 3d & Seventh streets : [Washington D.C.] /

Oriented with north to the left.