REPORT OF THE PRESIDENT, 1918. 27 



The cost of maintenance of the Administration Building, 



including the items of fuel, Hghting, janitorial services, mainte- 



^ „ . nance of grounds, repairs, and other incidental 



Expenses of Main- 



tenance of Admin- expenses, has been, for 1910, $2,981.65; for 1911, 

 istration Building. ^2,641.53; for 1912, $2,919.89; for 1913, $2,601.15; 

 for 1914, $3,251.08; for 1915, $3,955.60; for 1916, $2,870.51, 

 for 1917, $3,272.50; and for 1918, $3,891.80. 



PUBLICATIONS. 



The pubhcation of 17 volumes has been authorized by the 

 Executive Committee during the year, at an aggregate estimated 



PubUcations cost of $49,500.00. The following list gives the 



liSdShir^e titles and names of the authors of the pubhca- 



Year. tions issued during the year; it iacludes 17 



volumes, with an aggregate of 3,073 octavo pages and 1,120 



quarto pages; 31 additional volumes are now in press. 



List of publications issued during the year. 



Year Book No. 16, 1917. Octavo, 358 pages, 1 plate, 5 figures. 

 Index Medicus, Second Series, Vol. 15, 1917. Octavo, 816 pages. 



No. 213. Papers from the Department of Marine Biology of the Carnegie Institution of Wash- 

 ington. Vol. IX. Quarto, iii+362 pages, 105 plates, 14 figines. 



Mayer, Alfred G. Ecology of the Murray Island Coral Reef. 48 pages, 19 plates, 

 9 figures. 



Vaughan, Thomas Wayland. Some Shoal-watfer Corals from Murray Island (Aus- 

 tralia), Cocos-Keeling Islands, and Fanning Island. 185 pages, 73 plates, 2 

 figures. 



Vaughan, Thomas Wayland. Some Shoal -water Bottom Samples from Murray 

 Island, Australia, and Comparisons of them with Samples from Florida and the 

 Bahamas. 54 pages, 2 plates, 2 figtues. 



Goldman, Marcus Isaac. Composition of Two Murray Island Bottom Samples 

 according to Source of Material. 14 pages. 



Mann, Albert. Diatoms from Murray Island, Australia. 2 pages. 



Cushman, Joseph A. Foraminifera from Miuray Island, Australia. 2 pages, 1 plate. 



Howe, Marshall A. Calcareous Algse from Murray Island, Australia, and Cocos- 

 Keeling Islands. 6 pages, 2 plates. 



Dole, Richard B., and Alfred A. Chambers. Salinity of Ocean Water at Fowey 

 Rocks, Florida. 16 pages, 1 plate, 2 fig\u'es. 



Wells, Roger C. The Solubility of Calcite in Contact with the Atmosphere, and Its 

 Variation with Temperature. 3 pages. 



Vaughan, Thomas Wayland. The Temperature of the Florida Coral-reef Tract. 

 20 pages, 3 figures. 



Cary, L. R. Gorgonaceae as a Factor in the Formation of Coral Reefs. 20 pages, 6 

 plates. 

 No. 227. Contributions to Embryology, Nos. 20, 21, 22, and 23. Vol. VII. Quarto, 136 pages. 



Streeter, George L. The Histogenesis and Growth of the Otic Capsule and its Con- 

 tained Periotic Tissue-spaces in the Human Embryo. (Contribution No. 20.) 

 50 pages, 4 text figxu-es, 4 plates. 



Van Der Stricht, O. The Genesis and Structure of the Membrana Tectoria and the 

 Crista Spiralis of the Cochlea. (Contribution No. 21.) 32 pages, 4 plates. 



Wheeler, Theodora. Study of a Hviman Spina Bifida Monster with Encephaloceles 

 and other Abnormalities. (Contribution No. 22.) 23 pages, 4 plates. 



Ingalls, N. W. A Human Embryo before the Appearance of the Myotome. (Con- 

 tribution No. 23.) 24 pages, 5 text figin-es, 4 plates. 



