c. As with all aerial documentation-type photography, speed is the
determining factor in deciding the value of the product.
Photos which, once
taken, cannot be placed in the proper hands within a matter of hours, quickly
lose their tactical importance.
Units and agencies requiring air photos of
specific areas and objects route their requests through G2, G3, S2 or S3.
following chart itemizes some uses to which photos are put at regimental,
division and corps levels (table 2-1).
Uses for photographs
d. The using or perhaps the requesting agency will specify the type of
information needed in the photos as well as the desired scale and the number of
Units below division level usually require oblique photos,
while larger units require vertical strips and stereo pairs, (stereo pairs are
usually shot by the Air Force).
e. G-2, S-2, or S-3 inscreening all requests coming through him, will first
consider whether the information requested is on file, having been already shot
at an earlier time. If not, several factors will enter into his decision whether
to utilize Army documentation photography or to instead send the request on to
the Air Force. Some such factors are: