The Story Of An Electric Meter

The Story Of An Electric Meter c1922 / "Shows the manufacture of electric meters, particularly the "H-type" alternating current meter, and some of their uses. Reels 1 & 2 consist of a tour through the Sangamo Electric Co., Springfield, Ill., showing how the "H-type" meter is made. Reel 3 shows the making of "D-5" and "N" direct current meters. Includes views of electrical transportation and industrial equipment using these and other types of meters." / National Archives Identifier: 12409 / http://research.archives.gov/description/12409
Complete catalog record
Language: eng
Subject: Electronics; Industrial
License: http://creativecommons.org/publicdomain/mark/1.0/

Sources

  1. Internet Archive · record ↗ — title, year, creator, length, description, catalog record, video