rect history of the progress of inventions in this country. We are also receiving, every place ; the holes can be made at various distances so If there is any one class of the community who are week, the best scientific journals of Great Britain, France and Ger- as to accommodate the different… … country. Lake Superior copper region. Little of the first mass Western and Canadian money, or Post-office stamps, taken at par skaters are, we have yet to learn that fact. We illus- was above the surface when discovered, and that for subscriptions. Canadian subscribers will please to remit 25 cents…
Patents · Combination · Munn · Bees · Claim · Scientific American · Obtaining patents · Lake superior · Patent office · Purpose set · York city · Twelve months · Purposes set · Address munn · Universal joint
Internet Archive · Public domain (published before 1931). Free to use for anything.
