Horton , Holbrook L .
ingenious mechanisms for designers and inventors, Vol 3 / Textual Documents Holbrook L Horton. - 1 / . - Newyork : Industrial press , 1951. - 536 ; .
621.8 / HOR/IN
ingenious mechanisms for designers and inventors, Vol 3 / Textual Documents Holbrook L Horton. - 1 / . - Newyork : Industrial press , 1951. - 536 ; .
621.8 / HOR/IN