Electricity, magnetism, and electric telegraphy;
- publisher: New York, D. Van Nostrand
- creator: Lockwood, Thomas Dixon, 1848- [from old catalog]
- Keyword: Electrical engineering. Telegraph.
- years: 1883.
- pages: 317 p.
- language: eng
- lccn: s
- class: TK145
- download: pdf file
