000			00341nam a2200145Ia 4500
005			20240821151430.0
008			240821s9999||||xx |||||||||||||| ||und||
082			_a530.24 ALL
100			_aAllanson, W.G.
245		0	_aJunior physics
260			_aLondon _bEdward Arnold & Co. _c1949
300			_a251p.
650			_aPhysics
942			_cBK
999			_c23649 _d23649