Gathering meteorological data from stratosphere. Dr. L.F. Curtiss, of the U.S. Bureau of Standards, is shown here with part of the equipment he uses in experiments using radio to gather meteorological data at great altitudes. The complete radio apparatus for attachment to a balloon weighs less than two pounds, and preliminary trials show that the signals can be heard clearly at altitudes of 14 miles and at distances of 80 miles. A direction finder [...]bles experimenters to determine the location [...] he balloon the instant the radio wave is [...] out. 10/17/35
Summary
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1935
Contributors
Harris & Ewing, photographer
Location
Source
Library of Congress
Copyright info
No known restrictions on publication.