The total area photographed on different scales between 1968 and 1971 is indicated in 
the table below :— 
  
Area in 
sq km 
  
Season | Agency | Camera/Focal length | Scale 
  
  
| 
1968-69 | Indian Air Force Eagle IX/6" | 2'=1mile | 4,61,857 
Eagle IX/10" | : 15,000 | 
RC-5 ( a )/11: 5 em ] : 25,000 | 
1:40,000 | 
1:50000 | 
1 : 60,000 
1: 64,000 
| : 80,000 
| 
1968—69 2" 1 mile 82,256 
16" — 1 mile 
: 20,000 
: 25,000 
| 
| 
| 
| 
| 
| 
| | 
Air Survey Coy. of India | RC-8/4: 5" | 
| [5 
| 1 
| | 1 : 40,000 
| i 
| 
| 
| 
( P ) Ltd. | 
: 50,000 
N 
| mile 62,108 
6,000 
: 10,000 
: 15,000 
6,000 
: 20,000 
: 25,000 
: 40,000 
: 50,000 
: 60,000 
: 65,000 
1969—70 | Indian Air Force | Eagle IX/6" 
| Eagle IX /10" 
| RC-5 (a )/11-5 em 
| RMK/15-2 cm 
| 
| 
  
T M ; 
: 10,000 1,03,325 
: 15,000 
: 20,000 
: 25,000 
: 40,000 
1969-70 | Air Survey Coy. of India | RC-8/4 +5” 
(P)Lid. 
rd pf f— 
I 
1970-71 | Indian Air Force Eagle IX/6" 
RC-5 ( a )/11:5 em 
RMK/15:2 cm 
=] mile 78,394 
: 10,000 
: 14,000 ? 
: 20,000 
: 25,000 
: 30,000 
: 35.000 
: 40,000 
: 50,000 
: 60,000 
: 65,000 
: 70,000 
  
  
M MR RÀ RRÁ FF NO 
  
| 
1970-71 | Air Survey Coy. of India | RC-8/4-5" 1: 15,000 | 1,08,852 
| (P)Ltd. | ] : 25,000 | 
; ( 1:40,000 |