MANDERLIER, Francis 
Adjaint Technique de l'Institut 
Géographique Militaire. 
VAN HEMELRIJCK, Jose 
Fonctionnaire du Cadestre. 
VAN TWEMBEKE, Urbain 
Directeur. 
VERLAINE, Robert A. 
Chef Service de Photogrammetrie, ISM. 
WISER, Pierre 
Professeur a la Université de Liege. 
BRAZIL 
CAMPELLO, Mario Mattoso 
Engineer Technical Advisor. 
CONDORI, Rodolfo Vega 
Photo-Interpretation Professor. 
ERWES, Herbert 
Chief of German Cartographic Mission. 
FAGUNDES, Placidino Machado 
President, Geofoto S/A. 
GAMA DE ALMEIDA, Emmanuel 
Brazilian Navy Commander. 
LUCAREVSCHI, Claudio Ivanof 
Engenheiro. 
MACKRODT, G.H. 
MEIRELLES, Helio Junqueira 
General Manager. 
MELO, Mario A. 
General Manager Special Projects, 
Gegran-Grupo Executivo Da Grande 
MERGENER, Joao 
Engineer. 
MORAES, Roberto de Oliveira 
Geographical Engineer. 
NEVES, Reginaldo 
Director-Engineer, 
Sinay Neves & Irmaos Ltda. 
OLIVEIRA, Alvaro Sonnenfeld De 
Engo. Civil-Director Geofoto S.A. 
OLIVEIRA, Henrique Doria 
Engenheiro Geografo. 
79 
POLSLER, Vinzenz 
Diplom-Ingenieur Tech Berater. 
ROCHA, Genaro Araujo 
Technical Manager. 
ROCHA, Jose Sales Mariano 
Professor. 
SILVA, Luiz Ramos 
Navy Officer. 
SOUZA, Retu Castro 
Engineer. 
THOMAZ, Jose (Coronel) 
Executive Director, 
Vasp Aerofotogrametria. 
TOLOI, Jose Roberto F. 
Engenierg - Supervisioner 
Centrais Eletricas de Sao Paulo. 
VIZIO, Rene 
Manager Casa Wild S.A. 
WAGNER, Jorge 
Engineer 
BULGARIA 
HAIDUSCHKI, Jwan Todorov 
Professor Dipl. Ing. 
CANADA 
ABEL, Clement 
University of Ottawa. 
ADAMS, William J. 
President, 
Underwood McLellan and Associates. 
ADEKOYA, Olayinka 
University of New Brunswick. 
ALDRED, A. 
Forest Management Inst. , 
Department of the Environment. 
ALLAM, M. Mosaad 
Photogrammetric Research Engineer. 
ANDERSON, Donald G. 
Head, Photogrammetric Services, 
Department of Energy, Mines 
and Resources. 
ANDERSON, E.C. 
Marketing Manager Spartan Aero.