Educational woodworking for home and school (1908)
Park, Joseph C · New York, MacMillan · leaf 309
T=thumbtack.S-strir.qPUT*T*. arethe foci (focuses). … ep.3 Pt. D re»t*en diam.,d onbiAM.Cqiveicirc IWithCOmpasses.-Approx. Z. With strinq.-Exact. 3. With ti*ammel Three methods of drawing the ellipse.(Example,4!ix6)
Manual training · Woodwork
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
