Economical Considerations in Photogrammetric 
Surveying and Mapping 
Planning 
Invited Paper 
COMMISSION IV 
INTERNATIONAL CONGRESS OF PHOTOGRAMMETRY 
Lausanne 1968 
by 
Dr. Arthur J. Brandenberger, 
Professor, Director, Department of Photogrammetry Faculty of Forestry and Geodesy 
Laval University 
Quebec, Canada