Volume 1

Number 1. The national importance of scientific and industrial research. By George Ellery Hale and others. October, 1919. Pages 43. Price 50 cents. Number 2. Research laboratories in industrial establishments of the United States of America. Compiled by Alfred D. Flinn. March, 1920. Pages 85. Price $1.00.

Number 3. Periodical bibliographies and abstracts for the scientific and technological journals of the world. Compiled by R. Cobb. June, 1920. Pages 24. Price 40 cents.

Number 4.

North American forest research. Compiled by the Committee on American Forest Research, Society of American Foresters. August, 1920. Pages 146. Price $2.00.

Number 5. The quantum theory. By Edwin P. Adams. October, 1920, Pages 81, Price $1.00.

Number 6. Data relating to X-ray spectra. By William Duane. November, 1920, Pages 26. Price 50 cents.

Number 7. Intensity of emission of X-rays and their reflection from crystals. By Bergen Davis. Problems of X-ray emission. By David L. Webster. December, 1920. Pages 47. Price 60 cents.

Number 8. Intellectual and educational status of the medical profession as repre sented in the United States Army. By Margaret V. Cobb and Robert M. Yerkes. February, 1921. Pages 76. Price $1.00.

Volume 2

Number 9. Funds available in 1920 in the United States of America for the encour agement of scientific research. Compiled by Callie Hull. March, 1921. Pages 81. Price $1.00.

Number 10. Report on photo-electricity including ionizing and radiating potentials and related effects. By Arthur Llewelyn Hughes. April, 1921, Pages 87. Price $1.00.

Number 11. The scale of the universe. Part I by Harlow Shapley. Part II by Heber D. Curtis. May, 1921. Pages 47. Price 60 cents.

Number 12. Cooperative experiments upon the protein requirements for the growth of cattle. First report of the Subcommittee on Protein Metabolism in Animal Feeding. By Henry Prentiss Armsby, Chairman. June, 1921, Pages 70. Price $1.00.

Number 13. The research activities of departments of the state government of California in relation to the movement for reorganization. By James R. Douglas. June, 1921. Pages 46. Price 60 cents.

Number 14. A general survey of the present status of the atomic structure problem. Report of the Committee on Atomic Structure of the National Research Council. By David L. Webster and Leigh Page. July, 1921, Pages 60, Price 75 cents.

Research Council

Number 1. Report of the Patent Committee of the National Research Council. Presented for the Committee by L. H. Baekeland, Acting Chairman. Febru ary, 1919. Pages 24. Price 30 cents.

Number 2. Report of the Psychology Committee of the National Research Council. Presented for the Committee by Robert M. Yerkes, Chairman. March, 1919. Pages 51. Price 60 cents.

Number 3. Refractory materials as a field for research. By Edward W. Washburn. January, 1919. Pages 24. Price 30 cents.

Number 4. Industrial research.

cents.

By F. B. Jewett. 1918. Pages 16. Price 25

Number 5. Some problems of sidereal astronomy. By Henry N. Russell. October 1919. Pages 26. Price 30 cents.

Number 6. The development of research in the United States. By James Rowland Angell. November, 1919. Pages 13. Price 25 cents. Number 7. The larger opportunities for trial radiation. By C. G. Abbot. Number 8. Science and the industries. 16. Price 25 cents.

research on the relations of solar and terresFebruary, 1920. Pages 14. Price 20 cents. By John J. Carty. February, 1920. Pages

Number 9. A reading list on scientific and industrial research and the service of the chemist to industry. By Clarence Jay West. April, 1920. Pages 45. Price 50 cents.

Number 10. Report on organization of the International Astronomical Union. Presented for the American Section, International Astronomical Union, by W. W. Campbell, Chairman, and Joel Stebbins, Secretary. June, 1920. Pages 48. Price 50 cents.

Number 11. A survey of research problems in geophysics. Prepared by Chairmen of Sections of the American Geophysical Union. October, 1920. Pages 57. Price 60 cents.

Number 12. Doctorates conferred in the sciences in 1920 by American universities. Compiled by Callie Hull. November, 1920. Pages 9. Price 20 cents.

Number 13. Research problems in colloid chemistry. By Wilder D. Bancroft. January-April, 1921. Pages 54. Price 50 cents.

Number 14. The relation of pure science to industrial research. By John J. Carty. October, 1916. Pages 16. Price 20 cents.

Number 15. Researches on modern brisant nitro explosives. By C. F. van Duin and B. C. Roeters van Lennep. Translated by Charles E. Munroe. (In press.) Number 16. The reserves of the Chemical Warfare Service. By Charles H. Herty. February, 1921. Pages 17. Price 25 cents.

Number 17. Geology and geography in the United States. By Edward B. Mathews and Homer P. Little. April, 1921. Pages 22. Price 20 cents.

Number 18. Industrial benefits of research. By Charles L. Reese and A. J. Wadhams. February, 1921. Pages 14. Price 25 cents.