Features Sharpe's Rifles for England Motion and Heat Improved Force and Lift Pump Gold Quartz Factories Salt Disinfecting Agents Lake Phenomena List of Patent Claims The Great Yacht Race Ancient Ruins--Coal Ascent of Balloons Cowperthwaite's Patent Hydrant Brakes to Fire Engines Venetian Glass--How They Make Beads Material for Roofing Buildings Improved Bevel Plane New Tidal Flood Gate Recent Foreign Inventions Engravings Recent American Patents Notes on Ancient and Curious Inventions--No.9 Telegraph Improvements The Press on the New Patent Bill American Steamboat Engines for the Danube Curious Instinct of Plants Who First Employed Anthracite Coal in Smelting Iron Perpetual Almanac Important Items Mechanics Form of the Earth Improved Stump Puller Gold Coinage Improved Ventilation of Ships Does the Moon Rotate Fish Eggs New Mowing Machine Departments To Correspondents
