000			00302nam a22001217a 4500
003			OSt
008			231220b |||||||| |||| 00| 0 eng d
082			_a621 _bI-5P
245			_aProceedings of the instt. of mech. engineers
260			_aMech .engg. publication _c1978
300			_a443
942			_2ddc _cRFB
999			_c34929 _d34929