000 00748cam a22002531 4500
001 6464034
003 BD-DhUL
005 20150115171246.0
008 720705s1945 nyuab 000 0 eng
010 _a 45003155
035 _a(OCoLC)348622
040 _aBD-DhUL
_cBD-DhUL
_dOCoLC
_dDLC
042 _apremarc
050 0 0 _aTL693
_b.R6
082 _a621.3841914
_bROA
100 1 _aRoberts, Henry W.,
_d1905-
245 1 0 _aRadio /
_cby Henry W. Roberts, with an introduction by Dr. Lee de Forest.
260 _aNew York :
_bW. Morrow & Company,
_c1945.
300 _axv, 637 p. :
_bill. :
_c22 cm.
500 _aincludes index.
650 0 _aRadio in aeronautics.
906 _a7
_bcbc
_coclcrpl
_du
_encip
_f19
_gy-gencatlg
942 _2ddc
_cBK
999 _c31851
_d31851