USA 
ANDERSON, JAMES M. 
DEPT. OF CIVIL ENGINEERING 
UNIVERSITY OF CALIFORNIA 
BERKELEY 
CALIFORNIA 94720 
USA 
DOYLE, FREDERICK 
1591 FOREST VILLA 
MCLEAN, VA. 22101 
USA 
ELASSAL, ATEF A. 
PHOTOGRAMMETRIC RESEARCH SECTION 
CHARTING AND GEODETIC SERVICES 
NOAA (N/OG233) 
ROCKVILLE, MD 20852 
USA 
RAUHALA, URHO 
GENERAL DYNAMICS ELECTRONICS 
P.O. BOX 85468, MZ 6105-E 
SAN DIEGO, CA 92138 
USA 
USSR 
NEKHIN, SERGEI 
CENTR. RESEARCH INST. 
OF GEODESY 
ONEZHSKAYA 26 
MOSCOW 125413 
USSR 
YUGOSLAVIA 
MIHAJLOVIC, DRAGAN 
INSTITUTE OF GEODESY 
FACULTY OF CIVIL ENGINEERING 
- BELGRADE 
BULEVAR REVOLUCIJE 73/1 
11000 BEOGRAD 
YUGOSLAVIA 
22 
CURRY, SEAN 
VEXCEL CORPORATION 
2905 WILDERNESS PLACE 
BOULDER, CO 80301 
USA 
EHLERS, MANFRED 
UNIVERSITY OF GEORGIA 
LRMS/DEPT. OF GEOGRAPHY 
ATHENS GA 30602 
USA 
HELAVA, UKI V. 
HELAVA ASSOCIATION INCORP. 
21421 HILLTOP ST. 
SOUTHFIELD 
MICHIGAN 48034 
USA 
WELCH, ROY 
LABORATORY FOR REMOTE SENSING 
AND MAPPING SCIENCE 
DEPARIMENT OF GEOGRAPHY 
UNIVERSITY OF GEORGIA 
ATHENS, GA 30602 
USA