Mosaic composed of Aerial Photographs Taken over Rochester, N.Y.
Photograph
John Gordon Jr.
American
Mosaic composed of Aerial Photographs Taken over Rochester, N.Y.
October 23, 1920
Gelatin silver print
Image: 18 7/8 × 14 15/16 in. (48 × 38 cm)
Paper: 19 11/16 × 16 1/16 in. (50 × 40.8 cm)
Gift of Walter J. Clark
1983.2526.0001
DescriptionAerial mosaic map of Rochester New York, scale approximately 1:10,000, made with 82 separate negatives cut and aligned and printed to make the overall image.
Inscriptions Printed on recto, BRC: MOSAIC \ COMPOSED OF \ AERIAL PHOTOGRAPHS \ (FILM NEGATIVES) \ TAKEN OVER \ ROCHESTER, N.Y. \ MADE IN ONE FLIGHT, BY COURTESY OF \ U.S. AIR SERVICE \ OCT 23, 1980 \ AV. SCALE 1:9980 \ AV. ALT.: 9930 FT. COPYRIGHT 1920 \ EASTMAN KODAK CO. \ ROCHESTER N.Y.
Typed on information sheet accompanying object:
Date: October 23, 1920
Airplane: DeHavilland 4 (Special Photographic)
Personnel: Capt. A.W. Stevens, U.S. Air Services, Observer of Stratosphere Flight Lieut. Chas. M. Potter, U.S. Air Service, Pilot Capt. John Gordon, Jr. (formerly U.S. Air Service, made prints and mosaic
Apparatus: Eastman Mapping Camera fitted with a 12 inch f/4.5 lens \ Roll film 72 feet long, sufficient for 100 exposures, \ 18 by 24 cm.
Film Used: Eastman Panchromatic (hypersensitized) with a K2 filter
Exposure: 1/100 second at f/5.6
Time of Day: Noon
Development of Film: Eastman Aero Film Developing tank, apron style
Altitude: 9830 feet
Scale: Approximately 1:10,000
Number of Negatives: 82 continuous with 60 per cent overlap and 25 percent overlap on each parallel strip.
Paper Used: Regular glossy Velox
Developer: Nepera
Number of Prints: 82
Flying Time: 1 hour and 20 minutes
Time consumed in making mosaic: 1 man, 10 days for developing negatives and making prints.
This information was supplied by Mr. F.O. Strowger 5/26/42
Typed on information sheet accompanying object:
Date: October 23, 1920
Airplane: DeHavilland 4 (Special Photographic)
Personnel: Capt. A.W. Stevens, U.S. Air Services, Observer of Stratosphere Flight Lieut. Chas. M. Potter, U.S. Air Service, Pilot Capt. John Gordon, Jr. (formerly U.S. Air Service, made prints and mosaic
Apparatus: Eastman Mapping Camera fitted with a 12 inch f/4.5 lens \ Roll film 72 feet long, sufficient for 100 exposures, \ 18 by 24 cm.
Film Used: Eastman Panchromatic (hypersensitized) with a K2 filter
Exposure: 1/100 second at f/5.6
Time of Day: Noon
Development of Film: Eastman Aero Film Developing tank, apron style
Altitude: 9830 feet
Scale: Approximately 1:10,000
Number of Negatives: 82 continuous with 60 per cent overlap and 25 percent overlap on each parallel strip.
Paper Used: Regular glossy Velox
Developer: Nepera
Number of Prints: 82
Flying Time: 1 hour and 20 minutes
Time consumed in making mosaic: 1 man, 10 days for developing negatives and making prints.
This information was supplied by Mr. F.O. Strowger 5/26/42
