000 00406pam a2200133a 44500
082 _aBTS
_bMONO B-1149
100 _aGray,Marion C
245 1 _aHORIZONTALLY POLARIZED ELECTROMAGNETIC WAVES OVER A SPHERICAL EARTH
260 _a
_b
_c1939
300 _a16
500 _aBound With Bts Mono B-1140-1148,1150-1175.Lack No- 1141,1147-1148,1150,1155,1163,1170-1171.
964 _gCIRC
997 _aTR17492 C
999 _c401712
_d401712