[Illustration] SCIENTIFIC AMERICAN A WEEKLY JOURNAL OF PRACTICAL INFORMATION, ART, SCIENCE, MECHANICS, CHEMISTRY, AND MANUFACTURES. NEW YORK, JANUARY 1, 1870. Vol. XXII.–No. 1. [NEW SERIES.] $3 per Annum [IN ADVANCE.] * * * * * Contents: (Illustrated articles are marked with an asterisk.) *Engines of the Spanish Gunboats The Torpedo Problem Sugar Making in Louisiana Sticking, or Court Plaster *An Improved Hoisting Pulley Wanted *Ferdinand De Lesseps–Chief Promoter of the Suez Canal *An Ingenious Vent Peg *A New English Patent Pulley Block Plants in Sleeping Booms *Improved Treadle Motion *Improved Method of Catching Curculios Remains of a Megatherium in Ohio Artificial Ivory American and English Kailway Practice Contrasted Boiler Covering Attachment of Saws to Swing Frames Patent Decision Inventions Patented in England by Americans *Russ Improved Wood Molding Machine A Lost Civilisation *Girards “Palier Glissant” A Happv New Year The Suez Canal not yet a Failure Tubular Boilers and Boiler Explosions Professor Fiske’s Lecture at Harvard The Brighter Side The American Institute Prizes Awarded to Steam Engines A Protest against the Canadian Patent Law American Railway Management Scientific Lecture before the American Institute The Battle Fields of Sceence How French Bank Notes are Made What the Newspapers Say Chinese Method of Preserving Eggs Steam Boiler Explosion Editorial Summary The Steven Breech Loading Rifle...