uefy and burn, and thus will prevent the metal from setting or hardening against the surface of the mold until the mold may have received its proper quantity of metal. By this means the metal is enabled to hecome properly and evenly compacted, preparatory to, and while passing from, a fluid to a… … Specimen copies willbe sent gratis to any part of the country. Western and Canadian money,or Post-oflice stamps, taken at par for Struve, at Jefferson, Wisconsin. solution of pulverized clay, and wood ashes, until subscriptions. Canadian subscribers will please to remit 25 cents extra on each…
Internet Archive · Public domain (published before 1931). Free to use for anything.
