Photographic set ES-12(1).

"January 1955."

Radio test set, AN/ARM-5 : operating instructions.

"December 1954."

Radar test set, TS-147B/UP.

"25 May 1956."

Direction finder set AN/PRD-1.

"October 1955."

Test set I-48-B and ohmmeter ZM-21A/U.

"November 1954."