Aviation training in 1917 involved deciphering cryptic messages to determine the location of enemy batteries in the battle sector. The speed and accuracy at which candidates deciphered the messages determined their fitness for the job. The map in the photo represents a crew's firing elevation of 600⁰ in a laboratory setting. This photograph, labeled as 111-SC-447, was released to the C. P. I. and subject to approval from the Seg. Corps on December 27, 1917.
GLIX-115-2RC0M43
Magyarország
Kollekció
GLIX Prime
Novel Use
Fotós / Szerző
piemags/NSC
Készült
Leírás
Aviation training in 1917 involved deciphering cryptic messages to determine the location of enemy batteries in the battle sector. The speed and accuracy at which candidates deciphered the messages determined their fitness for the job. The map in the photo represents a crew's firing elevation of 600⁰ in a laboratory setting. This photograph, labeled as 111-SC-447, was released to the C. P. I. and subject to approval from the Seg. Corps on December 27, 1917.