Swedisch Society of Photogrammetry 
Inst. För Fotogrammetri 
Kungl. Tekniska Högskolan 
Stockholm 26 
American Society of Photogrammetry 
Box 18, Benjamin Franklin Station 
Washington 4, D.C. 
Yougoslaw Photogrammetric Society 
Ljubljana 
Askerceva c. 30 
PAPERS AND DISCUSSIONS 
COMMITTEE I 
Photography and Navigation — Includes cameras, lenses, photographic mate 
rials, procedures and related equipment; electronic, optical, and mechanical 
navigation and supplemental control devices used during photography; standard 
test and associated research. 
President: Dr. L. E. Howlett, Canada 
Secretary: Mr. P. D. Carman, Canada 
First Session, Thursday, 4 September, 1952 1.20—3.20 
Panel Discussion Of Specification Of Methods Of Calibrating Photogram 
metric Cameras And Measuring Their Resolution, Image Illumination And 
Veiling Glare — Dr. L. E. Flowlett — Canada — Presiding; Panel Discussants: 
Dr. H. Kasper — Switzerland; Dr. K. Pestrecov — U.S.A.; Mr. F. L. Corten — 
Netherlands; Mr. J. E. Odle — England; Mr. J. Cruset — France. 
Second Sessi 
Practical Te 
set — I 
The Nation 
The Experi 
U.S.A. 
Astrophoto^ 
Topar Lens 
Robert 
Investigatioi 
Germar 
On The Na 
Germar 
Methods Ar 
The Pr 
— Italy 
Adjustment 
And Ge 
Study Of In 
— Fran 
The New V 
Of Aeri 
Oblique Anc 
— Fran 
Developmen 
Englanc 
The Group 
stitute - 
Investigatior 
Third Sessio 
Atmospheric 
Canada. 
New Investi 
H. Tha 
Aerial Came 
Sande - 
Radar Profil 
Realization, 
Device 
J. Cruse 
Improvemen 
The Applica 
— Aust 
Shoran Oper 
Loss Of Illu: 
Switzer]