198 



BULLETIN 173, U. S. NATIONAL MUSEUM 



Maudslay, J., and J. Field, steam en- 

 gines, 1842, 43-44. 



Maxim, H. S., steam pumping unit, 1874, 

 50. 



Maybach carburetor, 167; engine, 165. 



Mayhew, T., diaphragm steam engine, 

 1879, 52. 



McAlpin and Mclnnis, rice mills, 42. 



McCafferty, W. II., 48. 



McElroy, J. B., belt fastener, 1875, 102. 



McGlinchley, C. E., and C. F. Stokes, 

 roller gear, 103. 



McMillan, A. M., engine starter, 174. 



McNamar, J. H., and II. Scheidler, 

 throttle valve, 1875, 98. 



McNaught, J., indicator, 89 ; c. 1835-42, 

 91. 



McQueen, R., steam engine builder, 34- 

 36. 



McReady. R., 157. 



Mechanical elements and powers, 2rA. 



INIengel Co., 54. 



Mercedes engine, 165. 



Mercury motor, Miller, 1877, 60. 



Merrimac Co., 17. 



Messer, hot-air engine, 176. 



Messinger, W. L., injector, 133. 



"Metropolitan" steam lire engine, 1906, 

 141. 



Mettler, Lee B., Co., donor, 124; gas 

 burner, 1930, 124. 



Michigan Lubricator Co., 95. 



Miller, C, rotary steam engine, 1859, 56. 



Miller, T. D., mercury motor, 1877, 60. 



Millholland, J., injector, 1862, 127. 



Million, gas engine, 1861, 145. 



Mills, E., draftsman, 114. 



Mills, K. L., water motor, 24. 



Milwaukee Electric Railway & Light 

 Co., 1926, 114. 



Mithridates, 14. 



Mixing valves. {See under Carburet- 

 ors.) 



Moebius, C. E. L., reversing mechanism, 

 103. 



Monitor, U. S. S., 175. 



Monitor windmill, 1881, 10, 11. 



Moody, L. F., draft tube, 18, 24. 



Moore, I. N., steam pump, 1891, 138. 



Moore, J., water wheel, 19. 



Moore, T., chain hoist, 4. 



Morey, S., first gas (vacuum) engine 

 in America, 146. 



Morin, animal power capacity, 6. 



Morris, EUwood, hydraulic turbine 

 tests, 17. 



Morris, I. P., hydraulic turbine, 18. 

 Morrow, Charles, 37. 

 Motsinger magneto, 174. 

 Mott, D. W., hand and foot motor, 7. 

 Muhlenburg, D., 35. 



Miirdock, H. B., injector, 1889, 133; 

 1890, 131. 



Nancarrow, J., steam-engine builder, 



33, 35. 

 Nash, L. H., 2-stroke gas engine, 147. 



Nathan Manufacturing Co., assignee, 

 130. 



National Water Tube Boiler Co., boiler, 

 1885, 113. 



Nehf, C. T., donor, 139. 



Neville, J., boiler, 106. 



Newcomen, Thomas, 25; boiler, 104; 

 steam engine, 1712, 28-32, 36. 



Newcomen Society, donors, 28. 



New England Rolling Mills, 77. 



New Jersey Copper Mine Association, 

 33, 35. 



New Jersey Historical Society, donor, 

 36; original Fulton drawings at, 39. 



New York Historical Society, descrip- 

 tion Fulton drawings, 39. 



Nice, H. T., injector, 133. 



"Noria," 14. 



Norse mills, 14, 15. 



North River, steamboat, 39. 



Novelty Iron Works, N. Y., 91. 



Novelty Iron Works, Savannah, 42. 



Oak Grove hydroelectric plant, 18. 

 Oil burners, Babcock & Wilcox, 1929, 



124; Dexter, 1879, 122; Lodi, 1929, 



124 ; Ray, 1914, 123 ; Salisbury, 1879, 



122. 

 Oil engines. (See Internal-combustion 



engines. ) 

 Oilers. (See Lubi'icators, engine.) 

 "Old Bess," Watt steam engine, 31. 

 Olds Motor Works, donor, 169. 

 Olds, R. E., automobile engine, 165; 



carburetor, 167, 169, 

 Ormsbee, E., repairing steam engine, 



33. 

 O'Rorke, T., injector, 133. 

 Otto, H., and P. F. Bell, slide valve, 



1883, 70. 

 Otto, N. A., 4-stroke gas engine, 1876, 



145; 1882, 156; hot air engine, 1875, 



180; models of, 153, 105; tests of, 



145, 346. 

 Otto, N. A., and E. Langen, free piston 



gas engine, 1866, 144-146, 152; 1867, 



149. 

 Otto, N. A., and W. J. Crossley, gas en- 

 gine, 1877, 154. 

 Otto Engine Works, 156. 



Packard aircraft engines, 165. 



Papin, D., steam engines, c. 1690, 25, 

 27, 59; 1707, 115; internal-combus- 

 tion engine valves, 143. 



Pascal, 25. 



Patents, first U. S. steam boiler, 106, 



Pearl Street Station, 114. 



Peavy, A. J., governor, 1870, 82. 



Pelton, L. A., water wheels, 19. 



Pelton Water Wheel Co., 19; buckets, 

 1901-1912, 22, 23. 



Perry, S., gas engine, 146-148. 



Perry, T. O., windmills, 10, 11. 



Peters hot-air engine, 170. 



Pettibone, R. J., and B. Garvin, grate, 

 1867, 121. 



