rmation con. 
Ire in its va. 
ding it into 
ade possible 
rking differ- 
ly, to follow 
the lines in 
n relation to 
y or agency, 
ntains all in- 
the second, 
ther various 
n, strip, in- 
es. The fifth, 
ferent work- 
ition, or in- 
es as well. 
marised as 
n for strips, 
cernel of the 
Tied out in 
rion should 
rogress. The 
Will condi- 
d criteria of 
1dy of para- 
1, the choice 
most fitting 
id working 
fter the en- 
researches, 
ds and with 
al justifica- 
graphy will 
he practical 
the cost of 
recision. In 
re wide ap- 
e now only 
at different 
conomically 
  
FRANCE 
MINISTERE DES TRAVAUX PUBLICS ET DES TRANSPORTS 
INSTITUT GEOGRAPHIQUE NATIONAL 
IX*^* CONGRES INTERNATIONAL DE PHOTOGRAMMETRIE 
| LONDRES 1960 
Communication de l'Institut Géographique National 
à la Commission Il! 
Travaux Expérimentaux d'Aérotriangulation 
Compte-Rendu des Travaux effectués 
par l'institut Géographique National 
PARIS 
INSTITUT GÉOGRAPHIQUE NATIONAL 
1960