United States National Museum, Smithsonian Institution, United States. Department of the Interior · Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off. · leaf 129
Figure 16. — Richard’s registering aneroid barometer, an instrument used at the U.S. Weather Bureau about 1888. The Richard registering thermometer is similar, the aneroid being replaced by an alcohol-filled Bourdon tube. (JJSNM 252981; Smithsonian photo 46740-C.) late 19th century instruments can…
Science
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
