Educational woodworking for home and school (1908)
Park, Joseph C. (Joseph Charles), b. 1872 · New York, The Macmillan company · leaf 110
90 EDUCATIONAL WOODWORKING knife. A good oil stone is hard to get, for most stonesare too hard or too soft, or have other imperfections.Perhaps the most commonly used and the best known ofall oilstones are the Washita oilstones. The manu-facturers or cutters of these stones make four grades,which…
Woodwork (Manual training)
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Die Störungen des Farbensinnes [electronic resource] : ihre klinische Bedeutung und ihre Diagnose (1912)](https://img.insideoutlibrary.com/img/200/ia-b21287570-95-1.webp)
