000			00453nam a2200157 4500
003			OSt
008			220602b |||||||| |||| 00| 0 eng d
082			_a507 _bBEE
100			_aBeeler, Nelson F.
245			_aExperiments with airplane instruments
260			_aNew york: _bThomas Y.Crowell company. _c1953.
300			_a115p. _bill. _c21cm
650		0	_a Education, Research, Related Topics
700			_aBranley, Franklyn M. _eill.
942			_2ddc _cLM
999			_c130796 _d130796