Melting pots, for cast iron and brass M Metallic packages-patent, blocks, new construction of-patent, Mill, improved surgical instrument maker's and cutler's N Names of streets, rendering conspicuous the-patent, Structure and habits of the seal, The large brown hornet of New South Wales, 184 Notices, 144, 360 Patents, monthly list of American, with editor's remarks on 209, 251, 338, 393 information to applicants for Packages, metallic-patent, Paper making, improvement in-patent, Parallel motion for steam engines, new Paving streets, &c.,-patent, Pepper, mode of bleaching-patent, Percussion gun-lock, water-proof, self-priming-patent, Perpetual motion, editor on remarks on Piano-fortes, improvements in-patent, Plants, shoots, sprigs, &c., method of reviving Plane for hard or cross grained wood, Planting seed, machine for-patent, grain, -patent, Platina, rendering it malleable Ploughs, Stothert's improvements on, &c.—patent, Pompeii, excavations made at Pots, melting, for cast iron and brass Preserving vegetables for ship's provision, &c. wines in draught, Printing, essay on calico Processes employed in jewellery, Propelling vessels, improvement in the mode of—patent, Proposals, respecting rail-roads, &c. Prognostics of the weather, Pumps, improvements in-patent, 99, 175 313 Robertson's apparatus for collecting gases, Rectifying spirit, new process for Refining sugar, improvements in the process of-patent, Rods, lightning, and compasses, 67 207 68 43 elastic, for umbrellas-patent, 127 Robbins's patent planting machine, 343 Rocks, retaining water in them for summer use, 161 S on the effect of wind upon Socket vice-patent, Sounds, difference in the velocity of intense and feeble distances at which heard Souwando in Russia, fall of the lake 340 201 ib. 202 ib. Spencer's remarks on the adhesion of disks, Straw and grass for hats, improved mode of preparing-patent, 236 Sugar, improvements in the process of refining-patent, Valve safety for steam boilers, description of Vegetables, mode of condensing and preserving Vessels, improvement in the mode of propelling-patent, Ward's measure--patent, W Water, blowing air into furnaces by means of retting, on the preparation of hemp and flax without retaining it in rocks for summer use, improvements in raising or forcing--patent, 132 16 270 --drawing plates, &c. improvement in drawing iron and steel cards, improvements in preparing-patent, Wood, plane for hard or cross grained Wood, ornamenting, Egyptian mode Woollen, silk and cotton goods, method of cleansing Worm, on the silk Worts, preparing and cooling--patent, 30 86, 150 90 91 241 117 420 ib. 200 244 375 |