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Electric apparatus and appliances
5 books
Electricity for Boys
James Slough Zerbe
How Two Boys Made Their Own Electrical Apparatus Containing Com…
Thomas M. (Thomas Matthew) St. John
The Earliest Electromagnetic Instruments
Robert A. Chipman, Frank A. (Frank Augustus) Taylor
How to Make Electrical Machines Containing Full Directions for…
R. A. R. (Reginald Arthur Renaud) Bennett
Home-made Electrical Apparatus
Alfred Powell Morgan