WORLD AIR PHOTO | COVERAGE DATA, 1960 
GENERAL | SPECIFIC 
PROBABLE DATE OF APPROX. COVER- | PHOTO SIZE 
CONTINENT AND COMPLETENESS LATEST PERCENT AGE PHOTO TYPE | 
COUNTRY OF DATA DATA OF AREA MAPS 
COVERED AVAIL- 
ABLE 
Single-Lens 
Incomplete Unofficial 100 No Vertical; 1/ 40000- 1/ 5000 
Multiple-Lens 
Trimetrogon 
MAIN HOLDING AGENCY 
  
  
Servicio Geografico del Ejercito or Cia. 
Mexicana Aerofoto, Mexico City, D.F.; Photo- 
graphic Records & Services Div.,U.S.A.F.Aero- 
nautical Chart & Information Center,Wash.D.C. 
Incomplete Official Single-Lens 
Vertical 
Incomplete Unofficial 
  
  
Incomplete Unofficial Single-Lens Servicio Aerofotografico Nacional, 
Vertical Lima, Peru 
Incomplete Unofficial 1/40000 C.B.A.S., Pa tbo, Sor 
  
Trinidad Incomplete Unofficial 1/40000 
  
Venezuela Incomplete Official No Single-Lens 1/58000-1/20000 
Vertical; 
Multiple-Lens 
Trimetrogon 
  
Ministerio de Obras Publicas, 
Caracas, Venezuela 
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* Publication authorized by the Director, U. S. Geological Survey