REPORT OF THE PRESIDENT, 1920. 29 



LiNEBACK, P. E. Studies on the longitudinal muscle of the human colon, with special reference 



to the taeniae. Anat. Rec, vol. 16, 15.5 (1919). 

 Little, C. C. Color inheritance in cats, with special reference to the colors, black, yellow, and 



tortoise-shell. Jour. Genetics, vol. 8, 279-280 (1919). 

 . A note on the origin of piebald spotting in dogs. Jour. Hered., vol. 11, No. 1, 12-15 



(Jan. 1920). 

 . Alternative explanations for exceptional color classes in doves and canaries. Amer. 



Nat., vol. 54, 152-175 (1920). 

 . The heredity and susceptibility to a transplantable sarcoma (J. w. B.) of the Japanese 



waltzing mouse. Science, n. s., vol. 51, 467-468 (1920). 

 . Is there linkage between the genes for yellow and for black in mice? Amer. Nat., 



vol. 54, 267-270 (1920). 



. A note on the human sex-ratio. Proc. Nat. Acad. Sci., vol. 6, 250-253 (1920). 



and E. E. Jones. The inheritance of coat color in Great Danes. Jour. Hered., vol. 10, 



309-320 (1920). 

 Love, A. G., and C. B. D.^.venport. Defects found in drafted men: Statistical information 



compiled from the draft records under the direction of the Surgeon General, M. W. Ireland. 



Printed for the use of the Senate Committee on Military Affairs, 66th Cong., 1st Sess., 



Wash., Govt. Print. OfSce, 359 pages (1919). 

 Lowe, E. A. The Bobbio Missal, a Galilean mass-book (MS. Paris Lat. 13246) (1920). 

 . The unique manuscript of Apuleius' Metamorphoses (Flor. Laur. 68.2) and its oldest 



transcript (Flor. Laur. 29.2). Class. Quart., vol. 14, pp. 150 et seq. (1920). 

 Lynch, Ruth S. The growth of embryonic chick liver in tissue cultures. Anat. Rec, vol. 18, 



249 (1920). 

 MacDougal, D. T. Hydration and growth. Proc. Amer. Phil. Soc, vol. 58, 346-372 (1919). 

 . The physical factors in the growth of the tomato. Bull. Torrey Bot. Club, vol. 47, 



261 (1920). 

 . Auxographic measurement of swelling of biocolloids and of plants. Bot. Gaz., vol. 



70, 126-136 (1920). 

 . Swelling of agar in solutions of amino acids and related componds. Bot. Gaz., vol. 



70, 268-278 (1920). 

 , and H. A. Spoehr. Hydration effects of amino-compounds. Proc. Soc. Exp. Biol. 



and Med., vol. 17, 33-36 (1919). 



The components and colloidal behavior of plant protoplasm. Proc. Amer. 



Phil. Soc, vol. 19, No. 1, 150 (1920). 

 MacDowell, E. C. Bristle inheritance in Drosophila. Ill: Correlation. Jour. Exp. Zool.. 



vol. 30, 419-460, 8 figs. 

 MacInnes, Duncan A., and James A. Beattie. The free energy of dilution and the transference 



numbers of lithium chloride solution. Jour. Amer. Chem. Soc, vol. 42, 1117-1128 (June 1920). 



. See Notes, A. A. 



Macklin, C. C, and M. T. Macklin. Brain repair in the rat vitally stained with trypan blue. 



Anat. Rec, vol. 16, 156 (1919). 

 , . A study of brain repair in the rat by the use of trypan blue. Arch. Neurol. 



and Phys., vol 3, 353-394 (1920). 

 Matsumoto, T. The granules, vacuoles, and mitochondria in the sympathetic nerve fibers 



cultivated in vitro. Johns Hopkins Hosp. Bull., vol. 31, 91-93 (1920). 

 Mauchlt, S. J. Comments on Dechevrens' electric tide observ-ations. Terr. Mag., vol. 24, 



No. 4, 179 (Dec. 1919). 

 , and A. Thomson. Results of atmospheric-electric observations made at Sobral, Brazil, 



during the total solar eclipse of May 29, 1919. Terr. Mag., vol. 25, No. 2, 41-48 (June 1920) ; 



(Abstract) Phys. Rev., ser. 2, vol. 15, No. 6, 525-526 (June 1920). 

 Mayor, A. G. The effect of diminished oxygen upon the note of nerve-conduction in Cassiopea. 



Amer. Jour. Physiol., vol. 51, 543-549 (Apr. 1920). 

 . The reefs of Tutuila, Samoa, in their relation to coral-reef theories. Proc. Amer. 



Philos. Soc, vol. 19, No. 3, 14 pp., 3 figs. (1920). 

 McKibben, p. S. See Weed, L. H. 

 Meisenhelter, N. a cruise on the brigantine Carnegie. Nat. Marine, vol. 15, No. 6, 10-1 8 



(June 1920). 

 Mendel, Lafayette B. The fat-soluble vitamine. N. Y. State Jour. Med. (July 1920). 

 Merrill, Paul W. Note on the air lines in spark spectra from X5927 to X8719. Astrophys. 



Jour., vol. 51, 236-243 (1920); Mt. Wilson Contr., No. 183. 



. A variable star with a peculiar spectrum. Pubs. A. S. P., vol. 31, 305-307 (1919). 



. Progress in photography resulting from the war. Pubs. A. S. P., vol. 32, 16-26 (1920). 



. Miscellaneous items relating to the spectra of long-period variable stars. Read at 



Seattle meeting, A. S. P. (1920); (Abstract) Pubs. A. S. P., vol. 32, 196 (1920). 

 . The spectrum of R Aquarii at minimum brightness. Pubs. A. S. P., vol. 32, 247-248 



(1920). 

 . The chemistry of the stars. Address at joint meeting of Phi Beta Kappa and Sigma Xi, 



Seattle (1920); at Berkeley meeting, A. S. P. (1920). 



