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 Image: Title: Author: Date of Original:
481. Efficiency test of a 125 horse power gas engine Efficiency test of a 125 horse power gas engine Colburn, George Louis; Johnson, Leland Fox 1898
482. Efficiency test of a 125 horse power gas engine Efficiency test of a 125 horse power gas engine Young, Gilbert Amos; Felbaum, Fred William; Chandler, Franklin Fay 1899
483. Efficiency of welds : 2nd half Efficiency of welds : 2nd half Wilson, Henry Volney 1891
484. Efficiency of various yeasts in the fermentation of bread Efficiency of various yeasts in the fermentation of bread Linn, Eva Lenore; Zorns, Daisy Jane 1897
485. Efficiency of the modern electric motor Efficiency of the modern electric motor Cory, Clarence L. 1889
486. Efficiency of the incandescent lamp Efficiency of the incandescent lamp Smart, Richard A. 1892
487. Efficiency of Schenectady No. 2 under different steam pressures Efficiency of Schenectady No. 2 under different steam pressures Green, Carl R. 1898
488. Efficiency of locomotive Schenectady No. 2 under different steam pressures Efficiency of locomotive Schenectady No. 2 under different steam pressures Batten, Percy Haight 1898
489. Efficiency of locomotive Schenectady No. 2 under different steam pressures Efficiency of locomotive Schenectady No. 2 under different steam pressures Sears, Robert Lee 1898
490. Efficiency of locomotive schenectady no. 2 under a different valve setting Efficiency of locomotive schenectady no. 2 under a different valve setting Gee, Norman Edward 1899
491. Efficiency of locomotive Schenectady no. 2 at different speeds of rotation Efficiency of locomotive Schenectady no. 2 at different speeds of rotation Wolgemuth, Lee Edgar; Wickersham, Ralph Stephen; 1898
492. Efficiency of locomotive Schenectady No 2 under different steam pressures Efficiency of locomotive Schenectady No 2 under different steam pressures Aydelott, Chelsea Como 1898
493. Efficiency of carbon, graphite and metallic brushes and commutator compounds Efficiency of carbon, graphite and metallic brushes and commutator compounds Kalinowski, Alexander John 1901
494. Efficiency and regulation test of a Westinghouse rotary converter Efficiency and regulation test of a Westinghouse rotary converter Rolf, A. F.; Simpson, E. L. 1899
495. Efficiency and regulation test of a Westinghouse rotary converter Efficiency and regulation test of a Westinghouse rotary converter Rolf, A. F.; Simpson, E. L. 1899
496. Effects of moisture changes upon stomata Effects of moisture changes upon stomata Dorner, Herman B. (Herman Bernard), 1878-1955 1900
497. Effects of drought upon certain plants Effects of drought upon certain plants Cunningham, Clara A. 1896
498. Effects of different degrees of throttling upon the cylinder efficiency of a locomotive Effects of different degrees of throttling upon the cylinder efficiency of a locomotive Henry, J. M.; Cunningham, James L. (James Latham), 1874- 1900
499. Effects of case-hardening in cast iron Effects of case-hardening in cast iron Doty, Leman K. 1894
500. Effect on steam consumption of the distribution of work between the cylinders of a compound corliss engine Effect on steam consumption of the distribution of work between the cylinders of a compound corliss engine Bodemer, Clarence Julius; Mueller, Frank Edward 1900
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results 481-500 of 790 item(s)  page 25 of 40 : ( <<  21  22  23  24  25  26  27  28  29  30  >> ) :: previous : next