00487nam a22001577a 4500 941 941 200101b ||||| |||| 00| 0 eng d 620.11210218 M224 509 Main, Francis W. Electronic cables : A practical guide to their properties, construction, installation and maintenance 3rd London Pitman 1949 x ,142p. 7.01 Electric Cables Thermal properties BK 0 0 ddc 0 620_112102180000000_M224 0 3211 CL CL 1953-10-22 A. H. Wheeler 620.11210218 M224 00562 2020-01-01 BK 0 0 ddc 0 620_112102180000000_M224 0 3212 CL CL 1953-10-22 A. H. Wheeler 620.11210218 M224 00563 2020-01-01 BK