TWELFTH CONGRESS OF THE INTERNATIONAL SOCIETY FOR 
PHOTOGRAMMETRY 
OTTAWA, CANADA 1972 | 
NATIONAL REPORT-MEXICO 
INTRODUCTION 
Since the last International Congress of Photogrammetry, the most signi 
ficant happenings in the mexican photogrammetric activities were the - - 
institution of the Mexican Society of Photogrammetry, Photointerpretation 
& Geodesy and the establishment of the National Bureau for Land Studies 
( Comisión de Estudios del Territorio Nacional). The former has - - - 
succeeded in reaching a closer relationship among colleagues, mainly du 
ring the First Mexican Congress of Photogrammetry which was a success; 
for the second one, that shall take place in February of 1973, its' expected 
a higher attendance. The latter, three and a half years after its founda- - 
tion, is employing more than 1 000 technicians and experts in photogra- - 
mmetry, photointerpretation for natural resources, surveying, mapping - 
and related fields. 
Agencies with Photogrammetric or Photointerpretation work reported. 
Official Organizations. 
  
CETENAL Comisión de Estudios del Territorio Nacional, 
Oficialía Mayor, Secretaria de la Presidencia. 
D.A.A.C. Dirección General del Programa Nacional Agra 
rio, Departamento de Asuntos Agrarios y Colo 
nización. 
I.M.P. Departamento Cartográfico del Instituto Mexica 
no del Petróleo. 
S.A.G. Dirección General de Geografía y Meteorología, 
Secretaría de Agricultura y Ganadería. 
S.0.P. Dirección General de Proyectos y Laboratorios, 
Secretaría de Obras Püblicas. 
S.R.H. Departamento de Topografia y Fotogrametria, - 
Secretaría de Recursos Hidráulicos.