1988-1992 ISPRS COUNCIL 
President Kennert Torlegard (Sweden) 
Secretary General Shunji Murai (Japan) 
Congress Director Lawrence W. Fritz (USA) 
Treasurer Keith Atkinson (UK) 
First Vice President Gottfried Konecny (Germany) 
Second Vice President Ivan S. Katzarsky (Bulgaria) 
1988-1992 TECHNICAL COMMISSION PRESIDENTS 
Commission I 
Primary Data Acquisition 
Marcio N. Barbosa (Brazil) 
Systems for Data Processing and Analysis 
Klaus Szangolies (Germany) 
Mathematical Analysis of Data 
Li Deren (P.R. China) 
Cartographic and Data Base Applications of 
Photogrammetry and Remote Sensing 
Takeshi Hirai (Japan) 
Close Range Photogrammetry and Machine Vision 
Armin Gruen (Switzerland) 
Commission II 
Commission III 
Commission IV 
Commission V 
Economic, Professional and Educational Aspects of 
Photogrammetry and Remote Sensing 
John Badekas (Greece) 
Commission VII- Interpretation of Photographic and Remote 
Sensing Data 
Frank Hegyi (Canada) 
Commission VI 
VOLUME XXIX PART B 
Produced by the American Society for Photogrammetry and Remote Sensing 
through the efforts of: L.W. Fritz, Congress Director 
J.R. Lucas, Technical Program Chairman 
L.H. Perry, Technical Program Data Base 
D.F. Hemenway, Jr., Publication 
Copies of individual volumes and complete sets of the ISPRS Volume XXIX, 
International Archives of Photogrammetry and Remote Sensing may be obtained from: 
American Society for Photogrammetry and Remote Sensing 
5410 Grosvenor Lane, Suite 210 
Bethesda, MD 20814-2160 
USA 
Phone: + 1-301-493-0290 
FAX: +1-301-493-0208