Duff, A. Wilmer b. 1864.
Elements of electro-magnetic theory, by A. Wilmer Duff and Samuel J. Plimpton. - Philadelphia, The Blakiston company [c1940] - vii, 173 p. illus., diagrs. 22 cm.
40009638
Electromagnetism.
Electricity.
QC760 / .D835
Elements of electro-magnetic theory, by A. Wilmer Duff and Samuel J. Plimpton. - Philadelphia, The Blakiston company [c1940] - vii, 173 p. illus., diagrs. 22 cm.
40009638
Electromagnetism.
Electricity.
QC760 / .D835