00386nam a2200133 a 4500 621.3193 STA L-11, P-12 Stafford harry E 41473 Troubles of Electrical Equipment New Youk: Mc Graw Hill Books , 1947 xi, 455 p. 0 0 0 621_319300000000000_STA Electric Engineering 41136 ddc BK 545574 545574 0 0 ddc 0 0 MCE MCE 2014-05-27 0 621.3193 STA MCE-40906 2014-05-27 2014-05-27 BK