000 00290nam a2200109Ia 45e0
008 181001s1961 xx 000 0 und d
100 _aRyder G.H.
245 0 _aTheory of machines
260 _aDelhi
_bB.I.P.
_c1961
300 _a280/-
942 _2ddc
_cBK
999 _c1853
_d1853