PUNGA, Franklin  and  RAYDT, Otto.
PUNGA, Franklin and RAYDT, Otto. Drehstrommotoren mit Doppelkafiganker und verwandte Konstruktionen.  Berlin. Julius Springer. 1931.  
8vo (232 x 156). pp, vii, (1), (3). Many b&w illustrations. Text in German. Ex university library. label on front paste down with remains of two removed labels. Several stamps and marks. Shelf number in white on spine. Text in German. Black and gilt cloth. Some fraying to head of spine and some rubing to front board.
Stock ref: 700
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Electrical Engineering