Bell, C.M. (Charles Milton) (ca. 1849-1893)

The U.S. Treasury, Washington, D.C.

The U.S. War, Navy, and State Department, Washington, D.C.

Smithsonian Institute.

Smithsonian Institute, Washington, D.C.

Smithsonian Institute, Washington, D.C.

The U.S. Patent Office.

The U.S. Patent Office.

The U.S. Patent Office.

Agriculture Department.

Agriculture Department.

The Arlington House, Va.