Abstract
(I) MR. DOVER'S object in his book is to discuss the principles involved in the starting and speed control of direct current motors. The principles are applied subsequently to typical control apparatus. The diagrams are well drawn and the descriptions are clear.
(1) Industrial Motor Control: Direct Current.
By A. T. Dover. (Pitman's Technical Primer Series.) Pp. xi + 116. (London: Sir I. Pitman and Sons, Ltd., 1922.) 2s. 6d. net.
(2) Switching and Switchgear.
By H. E. Poole. (Pitman's Technical Primer Series.) Pp. ix + 118. (London: Sir I. Pitman and Sons, Ltd., 1922.) 2s. 6d. net.
(3) The Testing of Transformers and Alternating Current Machines.
By Dr. C. F. Smith. (Pitman's Technical Primer Series.) Pp. xi + 91. (London: Sir I. Pitman and Sons, Ltd., 1922.) 2s. 6d. net.
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(1) Industrial Motor Control: Direct Current (2) Switching and Switchgear (3) The Testing of Transformers and Alternating Current Machines. Nature 110, 805 (1922). https://doi.org/10.1038/110805e0
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DOI: https://doi.org/10.1038/110805e0