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![Left: Arranging the arrows on the map wea01315.jpg Left: Arranging the arrows on the map](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_wea01315.jpg?itok=gwFi8mXh)
Description
Left: Arranging the arrows on the map. Right: Photographing the temperature bylamp light. At the headquarters of the Meteorological Service of the UnitedStates Signal Service.In: Frank Leslie's Illustrated Newspaper, N. Y. , Vol. 50, Supplement, May 1,1880. Call Number M/0203 U 58m. (Image credit: Archival Photograph by Mr. Steve Nicklas)