Page:Miscellaneous Papers on Mechanical Subjects.djvu/191

 Page Padlocks 113

Pig iron 127 Pine timber 127 Pin making 110 Pistols 116 Ploughs 120 Propellers 98 Planing machines for iron 106 Planing machines for wood 121 Railroads 152 Railroad "cars" 156 Railroad spikes 103 Revolvers—rifles 116 Rivet making 104 Sailcloth, cotton 139 Saw mills 119 Sawing machines, portable 120 Screw propellers 98 Sewing machines 62 Shaping machines 125 Shingles, sawing of 118 Shirt-making by machinery 62 "Sidings" for houses 119 Spike making 103 Spill making 123 Springfield armoury 161 Steamboats 97 Stone-planing machines 130 Stone-polishing machines 132 Street railroads 154 Textile fabrics 142 Timber, how floated by river 118 Timber yard 118 Timber, price of, Baltimore 127 Waggons, light 129 Waterbury manufacturing companies 107 Water-power for mills 145 Wood-working, machines for 117

Woollen factories 147