BIBLIOGRAPHY OF PUBLICATIONS. 45 



Castle, W. E., Cambridge, Mass. Recent discoveries in heredity and their 



bearing on animal breeding. (Pop. Science Monthly, pp. 193-208. 14 figs. 



July, 1905. Proceedings Am. Breeders' Ass., v. I, pp. 120-126. Sept,, 1905.) 

 . The mutation theory of organic evolution from the standpoint of animal 



breeding. (Science, n. s., v. 21, pp. 521-525. April 7, 1905.) 

 Child, Clement D., Colgate University, Hamilton, N. Y. The electric arc in 



a vacuum. (Physical Review, v. 20, p. 364. June, 1905.) 

 CoblenTz, William W., Bureau of Standards, Washington, D. C. I. Infra-red 



emission spectra of metals. II. Infra-red emission spectra of gases in vacuum 



tubes. (Physical Review, v. 20. Feb., 1905.) 

 . Water of constitution and of crystallization. (Physical Review, v. 20. 



April, 1905.) _ 



Infra-red absorption spectra : I. Gases. II. Liquids and solids. 



(Physical Review, v. 20. May and June, 1905. ) 

 Conk, L. H. See Gombkrg, M. 

 CoviLLE, Frederick V., U. S. Department of Agriculture, Washington, D. C. 



Desert plants as a source of drinking water. 2 pi. (Smithsonian Institution 



Report for 1903, pp. 499"5°5- I9°4-) 

 Davenport, Charles B., Cold Spring Harbor, Long Island, N. Y. Animal 



morphology in its relation to other sciences. (Science, n. s., v. 20, pp. 



697-706. Nov. 25, 1904.) 

 . Evolution without mutation. (Journal of Experimental Zoology, v. 



2, pp. 137-143- April, 1905.) 

 . The origin of black sheep in the flock. (Science, n. s., v. 22, pp. 674-675. 



Nov. 24, 1905.) 



and Hubbard, Marian E. Studies in the evolution of Pecten. IV. Ray 



variability in Pecten varius. (Journal of Experimental Zoology, v.i, pp. 

 607-616. Dec, 1904.) 

 Davis, Herman S. , Dover, Delaware. Flamsteed and Piazzi identities : notes 

 on the nomenclature of some Piazzi stars. (Pop. Astronomy, v. 13. October, 



1905) 

 . Secular variation of precession from Besselian star constants. (Astro- 



nomische Nachrichten, v. 166, p. 73. Aug. 31, 1904.) 



Dean, Arthur L.. New Haven, Conn. On proteolytic enzymes, 1. (Botan- 

 ical Gazette. May, 1905.) 



. On proteolytic enzymes, 11. (Botanical Gazette. Aug., 1905.) 



Dickson, Leonard E. , University of Chicago, Chicago, 111. On the real ele- 

 ments of certain classes of geometrical configurations. (Annals of Mathe- 

 matics, v. 6, pp. 14-150. July, 1905.) 



. The minimum degree - of resolvents for the /-section of the periods 



of hyperelliptic functions of four periods. (Transactions of the American 

 Mathematical Society, v. 6, pp. 4S-57. Jan., 1905.) 



. Determination of all the subgroups of the three highest powers of p 



in the group G of all ;;/-ary linear homogeneous transformations modulo p. 

 (Quarterly Journal of Mathematics, v. 36, pp. 373-384. May, 1905.) 



. A general theorem on algebraic numbers. (Bulletin American Mathe- 

 matical Society, v. n, pp. 482-486. June, 1905.) 



. On semi-groups and the general isomorphism between infinite groups. 



(Transactions Amer. Math. Society, v. 6, pp. 205-208. April, 1905.) 



. Subgroups of order a power of p in the general and special w-ary 



linear homogeneous groups in the GF [/"]• (American Journal of Mathe- 

 matics, v. 27, pp. 2S0-302. July, 1905.) 



On' hypercomplex number systems. (Transactions of the American 



Mathematical Society, v. 6, pp. 344-348. July, 1905.) 



. Definitions of a group and a field by independent postulates. (Trans- 

 actions Amer. Math. Society, v. 6, pp. 198-204. April, 1905.) 



On the class of the substitutions of various linear groups. (Bulletin 



American Mathematical Society, v. 11, pp. 426-432. May, 1905.) 

 — . On the cyclotomic function. (American Mathematical Monthly, v. 12, 



pp. 86-89. April, 1905.) 

 — . Determination of the ternary modular groups. (American Journal of 



Mathematics, v. 27, pp. 189-202. April, 1905.) 



