000			00503nam a2200193Ia 4500
005			20250619144659.0
008			250619s9999||||xx |||||||||||||| ||und||
020			_c _5.50
040			_aMAIN
041			_aEnglish
082			_a371.3 _bWEA
100			_aWeaver, Gilbert G. and Bollinger, Elroy W.
245		0	_aVisual aids their construction and use
260			_aNew York _b; D.Van Nostrand _c, 1949
300			_a388p.
650			_aEducation
650			_aMethod Of Instruction
942			_cBK
999			_c109319 _d109319