00391nam a2200157Ia 4500 1695 Ost 20260507154640.0 251113s9999||||xx |||||||||||||| ||eng|| nitttr eng 621.3132 C579P Clayton, Albert E. The performance and design of direct current machines / Clayton, Albert E. BK 1592 1592 0 0 0 0 NITTTR NITTTR 2026-05-07 0 621.3132 C579P 1445 2026-05-07 15:46:40 2026-05-07 BK