000 00428cam a2200157ua 4500
041 _aeng
_h
082 _a621.8
_bHOR/IN
100 _aHorton , Holbrook L .
245 _aingenious mechanisms for designers and inventors, Vol 3 /
_cHolbrook L Horton.
_hTextual Documents
250 _a1 /
_b.
260 _aNewyork :
_bIndustrial press ,
_c1951.
300 _a536 ; .
504 _a
942 _cBK
999 _c260759
_d260759