Harper’s wireless book; how to use wireless electricity in telegraphing, telephoning and the transmission of power
- publisher: New York, London, Harper & brothers
- creator: Verrill, A. Hyatt (Alpheus Hyatt), 1871-1954
- Keyword: Telegraph, Wireless. Radio.
- years: 1913.
- pages: x, [1], 185 p.
- class: TK5745
- download: pdf file
