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61. Limitations of the common battery telephone system as regards relays Limitations of the common battery telephone system as regards relays Kelley, Arthur Russell; Winslow, Fred Elwood 1903

62. Efficency of separation by hand cream separators under varying conditions Efficency of separation by hand cream separators under varying conditions Beckman, John Fred 1904

63. Series of alternating current experiments Series of alternating current experiments Lehr, Edwin; Fankboner, Harland 1901

64. Investigation of the characteristics and performance of two identical 7 1/2 K.W. rotary converters Investigation of the characteristics and performance of two identical 7 1/2 K.W. rotary converters Huffman, John C.; Roberts, Nat F. 1902

65. Study of the economic performance of engines and boilers in the central power station of the Union Traction Study of the economic performance of engines and boilers in the central power station of the Union Traction Co. of Indiana Wilson, D. H.; Stein, Oscar C. 1902

66. Chemical examination of soap Chemical examination of soap Fry, George Gurth 1903

67. Boiler performance of Schenectady No. 2 with hand firing at low rate of combustion Boiler performance of Schenectady No. 2 with hand firing at low rate of combustion Joray, Charles Thomas 1903

68. Engine and boiler test Engine and boiler test Atkins, William Avery, b. 1879 1901

69. Investigation of the effect of clearance and compression on the economy of a corliss steam engine Investigation of the effect of clearance and compression on the economy of a corliss steam engine McCoy, Frederic John; Bronson, Walter Talcott 1901

70. Study of the heat interchanges in locomotive cylinders Study of the heat interchanges in locomotive cylinders Barrett, Charles Douglass 1901

71. Study of some of the phases of combustion in a locomotive boiler Study of some of the phases of combustion in a locomotive boiler Greenick, Arthur A.; Hatch, Hugh B. 1901

72. Experimental study of the rotary converter set Experimental study of the rotary converter set Hoke, Charles C.; Tarkington, Clarence G. 1901

73. Determination of the mean spherical candle-power of modern incandecent lamps Determination of the mean spherical candle-power of modern incandecent lamps Welch, Alred F.; Nordstrum, Lauren Dale 1901

74. Comparative strength of bolt heads Comparative strength of bolt heads Dufty, A.; Wiselogel, J. J. 1899

75. Design of an high pressure hydraulic elevator machine Design of an high pressure hydraulic elevator machine Zurawski, Stanislaus M. 1898

76. Design and construction of a machine for the production of variable electric waves Design and construction of a machine for the production of variable electric waves Renner, Roland B.; Ingersoll, Ralph W. 1902

77. Tests of locomotive schenectady no. 2 under different conditions of speed and cut-off Tests of locomotive schenectady no. 2 under different conditions of speed and cut-off Robertson, Edward Cool; Laidlaw, Robert Euman 1901

78. Experimental study of the cylinder performance of locomotive Schenectady No. 2, under different steam Experimental study of the cylinder performance of locomotive Schenectady No. 2, under different steam pressures Lewman, Everet A. 1902

79. Design, specifications, and estimates for an electric light system at Darlington, Indiana Design, specifications, and estimates for an electric light system at Darlington, Indiana Corns, Ivan Barr; Joy, Chester Pratt 1903

80. Characteristics of a 5 H.P., 3 phase, 60 cycle, 110 volts induction motor Characteristics of a 5 H.P., 3 phase, 60 cycle, 110 volts induction motor Quinn, Chase. H.; Mug, Edw. 1899
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