Acknowledgement 
  
As the chairman of ISPRS WG-1, I am pleased to acknowledge the 
collaboration of the sub-working group chairmen of WG-1, in 
particular Professors  G. Brandstätter, J.R. Christensen, 
P.A. Gagnon (Laval University, Photogrammetry; Responsible for 
Canada), and P. Wolf, who have provided particularly detailed 
information. 
REFERENCES 
Ref. 1: Brandenberger, A.J.: "Education & Research Facili- 
ties". ISPRS Commission VI-1, International 
Society of Photogrammetry & Remote Sensing. XV 
Congress Rio de Janeiro 1984. . International 
Archives of Photogrammetry & Remote Sensing, 
Volume XXV, Part A6, Commission VI. 71-78 pp. 
Ref. 2: Brandenberger, A.J.: "Study on the world's survey- 
ing and mapping manpower and training facili- 
ties". World Cartography, Volume XVI, ST/ESA/- 
SER: L/16. United Nations, New York, 1980. 3- 
72 pp. 
Ref. 3; United Nations: "World Cartography, Volume XVII, 
ST/ESA/SER.L/17, Department of Technical Co- 
operation for Development, United Nations, New 
York, 1983".. 115 pages. 
Ref. 4: Brandenberger, A.J.: "International Documentation 
Center on Surveying and Mapping, Including Remote 
Sensing'. ISPRS Commission VI. International 
Archive of Photogrammetry, Volume 24, Part VI, 
ISSN 0252-8231. Mainz, FR Germany, ISPRS Com- 
mission VI, Proceedings of the Symposium, Mainz 
1982. Published by Deutsche Gesellschaft flr 
Photogrammetrie und Fernerkundung. 159-164 pp. 
Raf. a5: Brandenberger, A.J.: "Progress Report on the Ac- 
tivities of ISPRS-Working Group (W.G.) VI-1 
(Inventory of Manpower and Education & Research 
Facilities), 1985-86". Proceedings of the Sym- 
posium on Photogrammetry and Remote Sensing in 
Economic Development, ISPRS Commission VI, 22-26 
September, 1986; Administrative Staff College of 
Nigeria, Topo, Badagry, Lagos State, Nigeria. 
38-48 pp. 
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