Plotting instruments used 
Preliminary tests made on equipments 
Thermical characteristics of rooms where plotting instruments are placed 
Operators and work shifts 
Characteristics of the relative and absolute orientation of models 
Time required for each bridging 
Eventual introduction of auxiliary data into bridging 
Number of same strip repetitions 
Adjustment of distorsion, refraction and film shrinkage 
Characteristics of the adjusting method employed 
Number of ground points employed for adjustment 22 
Introduction of auxiliary data into adjustment 
Use of electronic computers for the adjustment computation 
Remarks on the precision attained 
The list (if possible) of triangulated strips including the following informa- 
tion for each group of strips 221 
number — length — flight altitude — overlapping — cameras — survey 
purposes — ground characteristics — strip direction — plotting equip- 
ments — further information 
2.1.2. — Triangulated strips with the analytical method 
Flight characteristics 
Cameras and photographic material used 
Camera calibration and its precision 
Number, characteristics and position of ground points 
Auxiliary equipments 
Equipments for measuring co-ordinates and their characteristics 
Preliminary tests on equipments 
Thermical characteristics of rooms where equipments are placed 
Operators and work shifts 
Number of points observed on each plate 
Characteristics of the computation proceeding 
Time required for measuring and computing each photograph 
Eventual use of auxiliary data 
Adjustment of distorsion, refraction and film shrinkage 
Electronic computer used and characteristics of program 
Number of measurement repetition 
Adjustment of results: methods 
Number of ground points employed for adjustment 2.2.2, 
Remarks on the precision attained 
The list (if possible) of triangulated strips including the following informa- 
tion for each group of strips 
N 
N 
number - length — flight altitude — overlapping — cameras — survey 
purposes — ground characteristics — flight direction — equipments 
used for measuring co-ordinates 
2.1.3. — Triangulated strips with the radial method 
Flight characteristics 
Number, characteristics and position of ground points 
Equipments for measurements on plates 
10