SUPPLEMENT TO THE 
REPORT OF COMMISSION VII 
(PHOTOGRAPHIC INTERPRETATION) 
TO THE INTERNATIONAL SOCIETY 
OF 
PHOTOGRAMMETRY 
19 5 6 
CHARLES G. COLEMAN, PRESIDENT, COMMISSION VII 
U. S. NAVAL PHOTOGRAPHIC INTERPRETATION CENTER 
and 
EARL J. ROGERS, SECRETARY, COMMISSION VII 
U. S. FOREST SERVICE