ANALYTICAL PHOTOGRAMMETRY APPLIED TO SINGLE 
TERRESTRIAL PHOTOGRAPH MENSURATION 
by 
Gordon Gracie 
Senior Scientist/Photogrammetry 
Autometric Operation of Raytheon Company 
Alexandria, Virginia, U.S.A. 
A paper presented at the XIth International 
Congress of Photogrammetry, held in Lausanne, 
Switzerland, July 8 - 20, 1968.