000 00217nam a2200073 4500
080 _a
_b
245 _aIS: 1885 (Part XXI) - 1967 : Electrotechnical Vocabulary Part 21 Aerials
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1968
300 _a23p
999 _c25525
_d25525