385 
A A, 
LIST OF ADVERTISERS 
Page 
Bausch & Lomb Optical Co 386, 387 
838 St. Paul Street, Rochester 2 N.Y., USx4. 
VEB Carl Zeiss Jena 388, 389, 390, 391, 392 
Jena, Germany. 
The Decca Navigator Co. Ltd 387 
247 Burlington Road, New Malden, Surrey, England. 
VEB Freiberger Präzisionsmechanik 393 
Hainicher Strasse 20, Freiberg/Sachsen, Germany. 
Hilger & Watts Ltd 394 
98 St. Pancras Way, Camden Road, London N.W. 1, England. 
Hycon Aerial Surveys Inc., 393 
1020-1030 S. Arroyo Parkway, Pasadena 2, Calif., USA. 
Kern & Co., Ltd 395 
Aarau, Switzerland. 
KLM Aerocarto N.V 395 
Schipol Airport, Amsterdam, Holland. 
Svenska AB Gasaccumulator (AGA) 400 
Stockholm-Lidingö, Sweden. 
Svenska Aeroplan Aktiebolaget (SAAB) 388 
Linköping, Sweden. 
Wild Heerbrugg Ltd 396 
Heerbrugg, Switzerland. 
Williamson Manufacturing Co. Ltd 399 
22 Litchfield Gardens, Willesden Green, London N.W. 10, England. 
Zeiss Aerotopograph GMBH 397, 398 
Ismaninger Strasse 57, München 27, Germany. 
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