RY NOTICES. History of the Rotary Engine. To Restore Stained Linen- Prepared expressly for the Scientific Ame- Rub the stains on each side with wet brown We have received the April number of the rican. soap. Mix some starch to a thick paste with Pictorial National Library, and we hope the cold… … gives a greenish precipitate, which becomes should think this a valuable publication for This rotary engine is the invention of M. M. ted, put in the linen, and boil it half an hour. nearly white with the addition of-more hy- business men and others desiring a knowledge Pierret, and Morel, of…
Patents · Rifled · Combination · Claim · Ment · Purpose · Scientific American · Manner · Grand gold · Bilge timbers · Address munn · Steam engine · Rifled cannon · Patent office · General lyon · Purpose set · Straw carrier
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