000			00308nam a2200133Ia 4500
005			20260205044746.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_aF Sa56T
100			_aSanders, Lawrence
245		0	_aTangent factor
260			_aN Y _bG P Putnam's _c1978
300			_a308p.
942			_cBK
999			_c63444 _d63444