Some considerations on sight in birds. By J. C. Lewis. 9 pp. 5 pls. (Publ. 2463.) Pirates of the deep: Stories of the squid and octopus. By Paul Bartsch. 29 pp. 19 pls. (Publ. 2464.) The economic importance of the diatoms. By Albert Mann. (Publ 2465.) 10 pp. 6 pls. Narcotic plants and stimulants of the ancient Americans. By W. E. Safford. 38 pp. 17 pls. (Publ. 2466.) New archeological lights on the origins of civilization in Europe. By Arthur Evans. 21 pp. (Publ. 2467.) The great dragon of Quirigua. By W. H. Holmes. 14 pp. 10 pls. (Publ. 2468.) A prehistoric Mesa Verde pueblo and its people. By J. W. Fewkes. 27 pp. 15 pls. (Publ. 2469.) The art of the great earthwork builders of Ohio. By Charles C. Willoughby. 12 pp. 13 pls. (Publ. 2470.) A half century of geographical progress. By J. Scott Keltie. 21 pp. 2 pls. (Publ. 2471.) The relation of pure science to industrial research. By J. J. Carty. 9 pp. (Publ. 2471.) Mine safety devices developed by the United States Bureau of Mines. By Theodore N. Gill. By William H. Dall. 8 pp. 1 pl. REPORT FOR 1917. (Publ. 2474.) (Publ. 2475.) The report of the executive committee and proceedings of the Board of Regents of the Institution and report of the secretary, both forming part of the annual report of the Board of Regents to Congress, were issued in pamphlet form in December, 1917: Report of the executive committee and proceedings of the Board of Regents of the Smithsonial Institution for the year ending June 30, 1917. 17 pp. (Publ. 2488.) Report of the secretary of the Smithsonian Institution for the year ending June 30, 1917. 110 pp. (Publ. 2487.) The general appendix of the report for 1917, which is now in press, contains the following papers: Projectiles containing explosives, by A. R. Commandant. Gold and silver deposits in North and South America, by Waldemar Lindgren. Composition and structure of meteorites compared with that of terrestrial rocks, by George P. Merrill. Corals and formation of coral reefs, by Thomas Wayland Vaughan. The correlation of the Quanternary deposits of the British Isles with those of the continent of Europe, by Charles E. P. Brooks. Floral aspects of the Hawaiian Islands, by A. S. Hitchcock. Natural history of Paradise Key and the near-by everglades, by W. E. Safford. Notes on the early history of the pecan in America, by Rodney H. True. The social, educational, and scientific value of botanic gardens, by John Merle Coulter. Bird rookeries of the Tortugas, by Paul Bartsch. An economic consideration of orthoptera directly affecting man, by A. N. Caudell. An outline of the relation of animals to their inland environments, by Charles C. Adams. The National Zoological Park, by N. Hollister. Ojibway habitations and other structures, by David I. Bushnell. The sea as a conservator of waste and a reservoir of food, by H. F. Moore. Leonhard Fuchs, physician and botanist, by Felix Neuman. In memoriam: Edgar Alexander Mearns, by Charles W. Richmond, William Bullock Clark. SPECIAL PUBLICATIONS. The following special publications were issued in octavo form: Publications of the Smithsonian Institution issued between January 1 and March 31, 1917. 1 p. (Publ. 2448.) Publications of the Smithsonian Institution issued between January 1 and June 30, 1916. 1 p. (Publ. 2482.) Publications of the Smithsonian Institution issued between January 1 and September 30, 1917. 1 p. (Publ. 2485.) Publications of the Smithsonian Institution issued between January 1 and December 31, 1917. 3 pp. (Publ. 2490.) Publications of the Smithsonian Institution issued between January 1 and March 31, 1918. 3 pp. (Publ. 2496.) PUBLICATIONS OF THE UNITED STATES NATIONAL MUSEUM. The publications of the National Museum are: (a) The annual report to Congress; (b) the Proceedings of the United States National Museum; and (c) the Bulletin of the United States National Museum, which includes the Contributions from the United States National Herbarium. The editorship of these publications is vested in Dr. Marcus Benjamin. During the year the Museum published an annual report, one volume of the Proceedings, 39 separate papers forming parts of these and other volumes, and five bulletins. The issues of the Proceedings were as follows: Volume 51 complete. The issues of the Bulletin were as follows: Bulletin 39. Parts A and D, Directions for collecting birds, and Directions for collecting, preparing, and preserving birds' eggs and nests. Bulletin 67. Directions for collecting and preserving insects. Bulletin 95. The fishes of the west coast of Peru, by Barton Warren Everman. Bulletin 97. The Grapsoid crabs of America, by Mary J. Rathbun. Bulletin 101. The Columbian Institute for the promotion of arts and sciences. A Washington society of 1816-1838, which established a museum and botanic garden under Government patronage, by Richard Rathbun. Bulletin 102. Part 1, Coal products; Part 2, Fertilizers; Part 3, Sulphur; Part 4, Coal. PUBLICATIONS OF THE BUREAU OF AMERICAN ETHNOLOGY. The publications of the bureau are discussed in Appendix 2. The editorial work of the bureau is in charge of Mr. Stanley Searles, editor. During the year one bulletin and one advance separate from the Thirty-third Annual Report were issued, as follows: Bulletin 63. Analytical and Critical Bibliography of the Tribes of Tierra del There are at present four reports and seven bulletins in press. REPORT OF THE AMERICAN HISTORICAL ASSOCIATION. The annual reports of the American Historical Association are transmitted by the association to the Secretary of the Smithsonian Institution and are communicated to Congress under the provisions of the act of incorporation of the association. The annual report for 1915 was published during the year, and the second volume of the 1914 report. The report for 1916 was in press at the close of the fiscal year. REPORT OF THE NATIONAL SOCIETY OF THE DAUGHTERS OF THE AMERICAN REVOLUTION. The manuscript of the twentieth annual report of the National Society of the Daughters of the American Revolution for the year ending October 11, 1917, was communicated to Congress on June 4, 1918. THE SMITHSONIAN ADVISORY COMMITTEE ON PRINTING AND PUBLICATION. The editor has continued to serve as secretary of the Smithsonian advisory committee on printing and publication. This committee passes on all manuscripts offered for publication by the Institution or its branches, and considers forms of routine, blanks, and various other matters pertaining to printing and publication. Thirteen meetings were held during the year and 68 manuscripts were acted upon. Respectfully sumbitted. Dr. CHARLES D. WALCOTT, A. HOWARD CLARK, Editor. Secretary of the Smithsonian Institution. о |