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450


 * for motors, 93
 * Panhard and Levassor, controllers of the Daimler patents in France, 9; builders of the Peugeot motors, 9; winners of the Paris-Marseilles and back race (1896), 15; carriage in Versailles-Bordeaux race, 20; 4O-h.-p. car in Paris-Berlin race (1901), 45; 20-h.-p. car in same race, 47. See Races and Trials
 * Paraffin (pétrole ordinaire), 53
 * Paraffin burners for steam cars, 249, 259; motors, 62
 * Paris-Amsterdam-Paris race (1898), 20
 * Paris-Berlin race (1901), 45, 47, 405
 * Paris-Bordeaux and back Automobile race (1895), 12-15, 19, 402, 404
 * Paris-Dieppe race (1897), 20
 * Paris-Marseilles and back race (1896), 15-20, 403
 * Paris-Toulouse race, 404
 * Paris-Trouville race (1897), 20
 * Pecqueur, M. Onésime (1827), his ingenious devices, 7
 * Periodicals on motoring, English, Continental, and American, 397-401
 * Petersham Hill as a climbing test for motors, 57-59, 386, 405
 * Petrol burners for steam cars, 244-249
 * Petrol car: the, details of simple transmission, 183; variation of the ratio of engine speed to wheel speed, 184; action of gear wheels, 184; ratio between engine and road wheels varied by varying size of gear wheels, 185; belt-driving, 186, 187; chain-driving, 187; protection of the gear case, 187; 'block' and 'roller' chains, 188; bevel gearing and connecting rod, 189, 190; use of Cardan joints, 191; skew or screw gearing, 191; friction clutches, 191, 192; positive clutches, 193, 194; speed varying gear combined with transmission gear proper, 195; the belt-driving system, 195, 196; leather and dressing for belts, 195, 196; the Benz gear, 196; Crypto or epicyclic gear, 197, 198; the Duryea transmission gear, 198; wheel-gearing and chain transmission illustrated in 12h.-p. Daimler, 199-204; shifting the gear to obtain reversing action, 203; putting a lower gear into operation, 203; lubrication of gear and bearings, 204; unusual sound near transmission gear, 204; Renault shaft transmission, 204-206; reversing gear in the Renault, 206; full lubrication to be provided in all gear-driven devices, 206; varieties of design in frames, 207; diagonal staying for frames, 209; wheel-base, 209; springs, 209, 210; breakage of spring leaf, 210; spring hangers, 208, 210; axles, 211-213; action of the differential gear, 213-216; steering gear, locked and