000 00560nam#a2200205#c#4500
003 IEF
005 20180219160128.0
008 950804s1976 uuu####fr####| 0||u| |u
040 _aIEF
100 1 _aBarrett, Robert
_93866
245 _aA study of principles, practice and prospects for facsimile transmissionin the U.K.
260 _a[S.l.
_b British Library]
_c1976
300 _a42 p. 27
_c cm.
500 _aBibliografía y "abstract"
650 4 _aLIBROS
_947630
650 4 _aREINO UNIDO
_948241
942 _cLIB
942 _z78106
999 _c54074
_d54074