References 
1 Lorenz, G.G. 
1967 
2 Hofmann, O. 
1961 
3 Forrest, R.B. 
Summer 1968 
4  Lancton, A.H. 
1970 
5  Dorrer, E. 
1972 
6  Dorrer, E. 
March 1973 
7 . Makarovic, B. 
October 1970 
8  Hofmann,O. 
1972 
9 Petrie, G. 
1970 
10 Petrie, G. 
1972 
11 Helava, U.V. 
1974 
27 
Automation in Photogrammetry 
Commonwealth Survey Officer Conference 
Cambridge 
The Coordimeter—a programme controlled 
automatic recording and computing unit 
for photogrammetric plotters 
Zeiss Jena Pamphlet No.14—S1/361a—2 
Hybrid Stereoplotter 
Bendix Techn. Journal 
Hybrid Stereoplotter 
Phot. Eng. Vol. XXXVI No. 3 
Stereoplotter interfaced with programmable 
desk calculator 
ISP Congress 1972, Ottawa, Comm. II 
From analogue to hybrid stereoplotter 
Annual ASP—ACSM Convention, 
Washington 
Hybrid stereorestitution systems 
Phot. Eng. 
A new photogrammetric plotting system 
ISP Congress, Ottawa, Comm. II 
Photogrammetric Digitising: input for data 
processing 
ISP Symposium, Delft, Comm. IV 
Digitising of photogrammetric instruments 
for cartographic applications 
ISP Congress, Ottawa, Comm. II 
Trends in design of digital equipment for 
photogrammetric instruments 
ISP Symposium, Turin, Comm. II