Books by Potamian, Brother (sorted alphabetically)
- Alias O'Reilly, M. F. (Michael Francis)
-
Displaying results 1–2
-
Letter of Petrus Peregrinus on the Magnet, A.D. 1269
active 13th century de Maricourt Pierre
-
Makers of Electricity
James J. Walsh and Brother Potamian
-
Displaying results 1–2
