000 00297nam a2200121Ia 4500
008 220201s1967 xx 000 0 eng d
082 _a621.1
100 _aTimoshenqs, S
245 0 _aVibration problems in engineering
260 _bLondon:D van nostrand co
_c1967
300 _a468
942 _2ddc
999 _c75570
_d75570