United States. Army. Ordnance Dept. Elementary optics and applications to fire control instruments / Prepared under the direction of the chief of ordnance. May, 1924.

United States. Army. Ordnance Dept.

Elementary optics and applications to fire control instruments / Prepared under the direction of the chief of ordnance. May, 1924.

Optics.

Optical instruments.

Text

1924

Gardner, Irvine C. (Irvine Clifton), 1889-

Fire control instruments, Elementary optics and applications to.