b \ 
) 
[AERIAL PHOTOGRAPHY] [ GROUND CONTROL] 
| t * 
MINOR CONTROL 
| DETERMINATION 
  
  
| STEREO RESTITUTION jem 
1 
  
4 1$—— 
Fis.-à 
Mainly applied in medium and small scale projects,in order to save ground control. 
Since the development of block adjustment, this has also found a much wider 
application in large scale projects (cadastral, ete.). 
e) 
  
  
| AERIAL PHOTOGRAPHY | GROUND CONTROL 
  
  
PLANIMETRY 
  
  
  
(FULL) HEIGHT 
5 . ; | > . : ; e 
MINOR CONTROL 
DETERMINATION 
  
  
  
  
  
  
  
  
1 
| STEREO RESTITUTION] 
  
  
  
  
Fig. 4 
Applicable to projects where the height accuracy requirements are consider- 
ably more stringent than those of the planimetric accuracy. (e.g. 
engineering projects with very small contour intervals). 
  
  
  
d) [AERIAL PHOTOGRAPHY 
AT LARGER SCALE 
AERTAL PHOTOGRAPHY 
AT SMALLER SCALE 
  
  
  
| GROUND CONTROL | 
  
  
  
  
  
Ÿ 
MINOR CONTROL 
DETERMINATION 
  
  
  
  
  
  
  
- [STEREO RESTITUTION j+——— 
  
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