Number of automobiles produced in 1908, 34 Number of automobiles produced in 1909-10-11-12-13-14-15-16, 30, 34, 100, 139, 150 Number of commercial vehicles produced in 1915, 146 Number of commercial vehicles produced in 1916, 28, 140, 147 Number of farms in United States, 146 Number of miles of roads improved and unimproved in United States, 168 Number of passenger automobiles produced in 1916, 28 Number of people in United States with incomes over $1,800, 41 Number of people in United States with incomes over $1,200, 41 Number of “rich” people in the United States, 145 Oakland Motor Car Co., 96, 227 Ohio Electric Car Co., 96, 227 Olds, successful American auto builder, 81, 95, 115, 227 Opposition, early, to automobile “craze”, 104, 105 Otto, inventor of gas engine, 69, 113 Output of automobile makers, how planned, 41 Packard Motor Car Co., 95, 193, 227, 238 Paige-Detroit Motor Car Co., 96, 193, 227 Panhard, French maker of gasoline cars, 72, 78 Pecqueur, discoverer of principle of “differential”, 62, 63, 77 Peerless Motor Car Co., 95, 181, 187, 227 Percentage gain automobile production 1915 over 1914, 28 Percentage gain automobile production 1916 over 1915, 28 Per cent of value added by manufacture to automobiles, 82 Period of automobile industry’s greatest development in the United States, 76 Perlman Rim Corporation, 183, 189, 197, 198 Peugeot, French maker of gasoline cars, 72, 78 Pierce-Arrow Motor Car Co., 95, 181, 187, 195, 197, 227 Pope Manufacturing Co., 108, 182, 188 Portage Rubber Co., 193 Premier Motor Corporation, 95, 228 Present trend of automobile, accessories and tire securities, 205, 206, 228 Princess Motor Car Corporation, 183, 189, 228 Prospects when war ends for automobile industry, 47, 48 Pullman Motor Car Co., 95, 228 Quantity production of automobiles, 41, 43, 92, 98, 101 Rate of growth of automobile production and registration compared with population, 208 Ratio of voting men to each registered automobile in United States, 210, 211 “Rauch & Lang” automobile, 95, 228 Regal Motor Car Co., 96, 228 Registration of automobiles; increase since 1906, 174 Reliability contests; value of, 34, 35, 36 Reo Motor Car Co., 96, 193, 228, 239 Republic Motor Truck Co., 181, 187, 189, 195, 239 Republic Rubber Co., 193 Retail sales of motor vehicles in 1916, 28 Riker, builder of steam cars, 78, 115, 118, 239 Rims, demountable, 123 Roper, S. H., builder of first modern steam car in United States, 70 Rubber Goods Manufacturing Co., 178, 180, 190 Ryan, Thomas F., early automobile capitalist, 108 Sampson, 201 Saturation, point of, not imminent, 31, 145, 146, 151, 176, 209, 214 Saxon Motors Co., 96, 178, 180, 183, 189, 190, 228 Scripps-Booth Corporation, 96, 181, 187, 228