cam a22 1 4500 53475659X CHVBK 20181121090711.0 160419s1937 sz 00 eng d (SNL)991003815959703976 (Sz)757672-41snl_51 (Sz)vtls000757672 (Sz)000757672 Sz SAZ Sz Bibliographical Information on Electrical Engineering General Index. Tables Zürich Library of the Federal Institute of Technology, Bibliographical Information Service 1937. IV p., 31 sheets 29x20,5 cm. txt rdacontent n rdamedia nc rdacarrier Library of the Federal Institute of Technology Bibliographical Information Service SNL 710 2- Library of the Federal Institute of Technology Bibliographical Information Service BK020000 XK020000 XK020000 SNL NB001 NB001 BAH 1592 NB10010