Ref NoL/./65/206; 395298
FindingNumberL65.206 / 395298
TitleProceedings of the Birmingham Association of Mechanical Engineers. 1931.
DescriptionThe impending change of frequency and voltage in the Birmingham area. Dgms. 43pp. 1931. MANN (FRANK HARRIS).
Some experiences in air survey work. 9pp. Illus. Dgms. 1931. COCHRAN-PATRICK (CHARLES KENNEDY).
President's address. 13pp. 1931. SMITH (ARTHUR ERIC) B.Sc..
The transmission of power by ropes. Illus. Charts. 18pp. 1931. LEIGH (JOHN).
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