20 
a d 
in 
  
Aerval Photography 
  
  
  
  
| 
  
photographs 
  
Contact and enlarged 
  
  
  
  
  
  
lopographical inferpre- 
  
  
  
  
tation and codostral 
data collection on ae - 
rial photographs 
  
  
  
  
  
  
  
  
  
  
Ground control points 
Map monuscript of the 
basic Topographical and 
codasiral map, Using 
phofogrammefric pra - 
cedures. 
Fair draft on the basic 
Topographical map 
(planimetry, hydro — 
graphy , and relief) 
  
  
  
  
  
  
| 
  
  
[hree — coloured ba - 
sic Topographical map 
printing. 
  
  
Fair draft of the 
cadastral map(plon:- 
metry and hydrology ) 
  
  
| 
  
Iwo - coloured codos- 
  
  
tral map printing 
  
  
| 
  
Cadastral works 
  
  
  
Figure 2. The Basic Topographical Mapping Technology, 
Using Photogrammetric Procedures and Cadastral Map Derivation 
Based on It. 
145