000			00324pam a2200145a 44500
082			_aBTS _bMONO 2725
100			_aMorgan,S P
245	1		_aHELIX WAVEGUIDE
260			_a _b _c1956
300			_a38
500			_aBound With Bts Mono 2711-2725,2727-2730.
700			_aYoung,J A
964			_gCIRC
997			_aTR18722 C
999			_c396117 _d396117