View Original: | Thompson Galvanometer, c. 1900 - Museum of Science and Industry (Chicago) - DSC06516.JPG (3497x5472) | |||
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Keywords: Thompson Galvanometer, c. 1900 - Museum of Science and Industry (Chicago) - DSC06516.JPG en Exhibit in the Museum of Science and Industry Chicago Illinois USA Photography was permitted in the museum without restriction 2014-08-22 11 16 02 own Daderot cc-zero Galvanometers in the Museum of Science and Industry Chicago Uploaded with UploadWizard Mirror galvanometers |