- Department of Defense. Department of the Army. Office of the Deputy Chief of Staff for Operations. U.S. Army Audiovisual Center. ca. 1974-5/15/1984
- National Archives at College Park - Still Pictures
Original caption: The An/Arc-122 radio console set is used in UH-1D helicopters by the 1st cavalry division (Airmobiles) at division, brigade and battalion level to coordinate any form of mission with his entire ground force. Men from the 1st Cav. Div., (Airmobile) wait for a helicopter to land at the L.Z. after it was marked by a smoke bomb.