41. Color in architecture [electronic resource] / by F.S. Laurence. Laurence, F. S. (Frederick S.) [Browse] New York : National Terra Cotta Society, [c1924] (S.A. Storer) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
42. The descent of man and selection in relation to sex [electronic resource] / by Charles Darwin. Darwin, Charles, 1809-1882 [Browse] New York : D. Appleton, 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
43. The dyeing of leather [electronic resource] / prepared by F.P. Howden. Howden, F. P. [Browse] Wilmington, Del. : E.I. du Pont de Nemours & Co., Inc., 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
44. Electrical drafting and design [electronic resource] / by Calvin C. Bishop. Bishop, Calvin Collier, 1882- [Browse] New York : McGraw-Hill Book Co., 1924 (York, Pa. : Maple Press Co.) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
45. Electrical machinery and control diagrams [electronic resource] / by Terrell Croft. Croft, Terrell, 1880-1967 [Browse] New York : McGraw-Hill Book Co., Inc., 1924 (York, Pa. : Maple Press Co.) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
46. The electron [electronic resource] : its isolation and measurement and the determination of some of its properties / by Robert Andrews Millikan. Millikan, Robert Andrews, 1868-1953 [Browse] Chicago : University of Chicago Press, 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
47. Éléments de la théorie des probabilitiés [electronic resource] / par Émile Borel. [Probabilités discontinues--Probabilités continues--Probabilités des causes]. Borel, Emile, 1871-1956 [Browse] Paris : Librairie Scientifique, J. Hermann, 1924 (Saint-Amand (Cher) : Bussière) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
48. Engineering failures and their lessons [electronic resource] / by Edward Godfrey. Godfrey, Edward, 1871- [Browse] [Pittsburgh : Edward Godfrey, c1924] Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
49. The fatigue of metals [electronic resource] / by H.J. Gough, with numerous diagrams, illustrations and tables. Gough, H. J. (Herbert John), 1890- [Browse] London : Scott, Greenwood, 1924 (R. Clay & Sons, Ltd.) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
50. Foundations, retaining walls, culverts, tunnels, dams [electronic resource] : introduction to construction drawing. Scranton, Pa. : International Textbook Co., 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
51. The fruit of the family tree [electronic resource] / by Albert Edward Wiggam. Wiggam, Albert Edward, 1871-1957 [Browse] Garden City, N.Y. : Garden City Pub. Co., Inc., 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
52. Fundamentals of house wiring [electronic resource] / by Geo. A. Willoughby. Willoughby, George Alonzo, 1894- [Browse] Peoria, Ill. : Manual arts Press, [c1924] Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
53. A handbook of solar eclipses [electronic resource] / by Isabel Martin Lewis (Corrected with the Nautical Almanac Office of the U.S. Naval Observatory). Lewis, Isabel Martin, 1881- [Browse] New York : Duffield & Co., 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
54. Impressions of great naturalists [electronic resource] : reminiscences of Darwin, Huxley, Balfour, Cope and others / by Henry Fairfield Osborn. Osborn, Henry Fairfield, 1857-1935 [Browse] New York : Scribner, 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
55. An introduction to the study of colour vision [electronic resource] / by Sir John Herbert Parsons. Parsons, John Herbert, Sir, 1868-1957 [Browse] Cambridge [England] : University Press, 1924 (W. Lewis) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
56. Lectures de mécanique [electronic resource] : la mécanique enseignée par les auteurs originaux / par E. Jouguet. Jouguet, Jacques Charles Emile, 1871- [Browse] Paris : Gauthier-Villars et Cie, 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
57. Lehrbuch der funktionentheorie [electronic resource] / von W.F. Osgood. Osgood, William F. (William Fogg), 1864-1943 [Browse] Leipzig ; Berlin : B.G. Teubner, 1924-1932. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
58. Magnets [electronic resource] : a practical treatise on electromagnetic devices, their circuits, and the specific forms and characteristics of electromagnets and permanent magnets employed / by Charles R. Underhill. Underhill, Charles Reginald, 1874- [Browse] New York : McGraw-Hill, 1924. Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
59. Mathematische Mussestunden [electronic resource] : eine sammlung von Geduldspielen, Kunststücken und Unterhaltungsaufgaben mathematischer Natur / Hermann Schubert. Schubert, Hermann, 1848-1911 [Browse] Berlin ; Leipzig : De Gruyter, 1924 (C.G. Röder G.m.b.H.) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.
60. Methoden der mathematischen Physik [electronic resource] / von R. Courant und D. Hilbert. Courant, Richard, 1888-1972 [Browse] Berlin : Springer, 1924-1937 (Leipzig : Spamerschen) Book Online Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925.