000			00418nam a2200145Ia 4500
008			161214s9999 xx 000 0 und d
020			_a1879335867 _c(pbk)
082			_223 _a510.284 _bHOP
100			_aHopp, Peter M.
245		0	_aSlide rules : their history, models, and makers
260			_aNew Jersey: _bAstragal Press, _c1999
300			_av, 310 p.; _bill., index: _c28 cm.
650			_aSlide-rule
942			_2ddc _cBK
999			_c5690 _d5690