00450nam a22001577a 4500 12380 12380 210129b ||||| |||| 00| 0 eng d 621.3 C3111 4530 Carr, David Livingstone Electrotechnology : Part 6,. D.C. generators and motors 1st ed. London Edward Arnold 1962 70p. 4.50 Electrical Engineering BK 0 0 ddc 0 621_300000000000000_C3111 0 22949 CL CL 1971-03-04 Sankar’s Book Agency 621.3 C3111 03655 2021-01-29 BK 0 0 ddc 0 621_300000000000000_C3111 0 22950 CL CL 1971-03-04 Sankar’s Book Agency 621.3 C3111 03656 2021-01-29 BK