File:TRG 1950s NBS C-3 Sounder Ramey AFB PR.jpg

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Image title	Sldes from 1950 through 1963. AE Type-40 telephone. National Radio (NC-183) at top of rack was part of WWV clock setting system.
Date and time of data generation	12:00, 15 August 1954
Latitude	18° 29′ 33.18″ N
Longitude	67° 9′ 6.24″ W
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Photos 1.5
File change date and time	12:00, 15 August 1954
Exif version	2.2
Date and time of digitizing	12:00, 15 August 1954
Color space	sRGB
Short title	PR98 1950s C-3 Sounder Ramey Ionosonde
Keywords	Radios&Electronics Ramey telephone
IIM version	2