navy-bi-plane-with-meteorograph-on-starboard-wing-strut-taking-meteorological-measurements-cropped_noaa-photo-library.jpg

Photo of a Navy biplane with a meteorograph

This Navy biplane had a meteorograph mounted on its starboard wing strut. As it flew in 1934, it took meteorological measurements of atmospheric pressure, temperature, and humidity. Courtesy of the NOAA Photo Library