na INLIS000000000005069 20230511101743 0010-0523001694 ta 230511 g 0 eng 0-87006-412-6 621.3 621.3 HOW e HOWARD H. GERRISH ELECTRICITY / HOWARD H. GERRISH ILLINOIS : THE GOODHEARD, 1978. 128 hlm. : ILUS . ; 26 cm. ELECTRO 05675/PSN2/H/V/2023 05676/PSN2/H/V/2023 05677/PSN2/H/V/2023