This technical intelligence report discusses: field expedient- radio antenna of SCR-609 (FM) used in observation plane changed from horizontal to vertical position; planes used to aid in registering field artillery battalion after moving into new position; planes used for quick delivery of maps and papers while unit is on the road; and advantages of Stimson L-5 model over Piper Cub L-4. Source: Capt. Edward B. Mansfield, FA, 32d Field Artillery Battalion, 1st Division.

N9048 Approved for public release; distribution is unlimited.