00605cam a2200181 i 4500 DLC 621 AST 1979 A109 Or. Engineering dielectrics / Philadelphia : ASTM, c1979-<c1987 > v. <v. 1; v. 2; in 3 > : ill. ; 24 cm. ASTM special technical publication ; "ASTM publication code number (PCN) 04-926000-21"--T.p. verso. Electric insulators and insulation. Bartnikas, R. McMahon, E. J. ASTM Committee D-9 on Electrical Insulating Materials. EK 16954 16954 0 0 0 621_000000000000000_AST_1979_A109_OR 0 72929 LBA LBA A109 2018-07-09 621 AST 1979 A109 Or. A09644 2018-07-09 2018-07-09 EK