Proceedings of the American Academy of Arts and Sciences. VOL. XLVIII. No. 21.- SEPTEMBER, 1913. RECORDS OF MEETINGS, 1912-13. OFFICERS AND COMMITTEES FOR 1913-14. LIST OF THE FELLOWS AND FOREIGN HONORARY MEMBERS. BIOGRAPHICAL NOTICES. ROBERT AMORY. BY R. H. FITZ. ABBOTT LAWRENCE ROTCH. BY R. DEC. WARD. CHARLES ROBERT SANGER. BY C. L. JACKSON. STATUTES AND STANDING VOTES. RUMFORD PREMIUM. INDEX. (TITLE PAGE AND TABLE OF CONTENTS.) 1. 2. 3. 4. 5. 6. 7. VOLUME 48. BELL, LOUIS.- On the Ultra Violet Component in Artificial Light. pp. 1-29, 2 pls. May, 1912. 40c. WALCOTT, HENRY P.-Alexander Agassiz. pp. 31-44. June, 1912. 30c. PHILLIPS, H. B. and MOORE, C. L. E.-A Theory of Linear Distance and Angle. pp. 45-80. July, 1912. 50c. CHIVERS, A. H.- Preliminary Diagnoses of New Species of Chaetomium. pp. 81-88. July, 1912. 20c. KENT, NORTON A.- A Study with the Echelon Spectroscope of Certain Lines in the Spectra of the Zinc Arc and Spark at Atmospheric Pressure. pp. 91-109. 2 pls. August, 1912. 50c. KENNELLY, A. E.. and PIERCE, G. W.- The Impedance of Telephone Receivers as affected by the Motion of their Diaphragms. pp. 111-151. September, 1912. 70c. THAXTER, ROLAND.- New or Critical Laboulbeniales from the Argentine. pp. 155-223. August, 1912. 70c. 8. HOTSON, JOHN WILLIAM. -Culture Studies of Fungi producing Bulbils and Similar Propagative Bodies. pp. 225-306. October 1912, $1.50. 9. BRIDGMAN, P. W.-Thermodynamic Properties of Liquid Water to 80° and 12000 Kgm. September, 1912, pp. 307–362. 70c. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. THAXTER, ROLAND. - Preliminary Descriptions of New Species of Rickia and WILSON, EDWIN B., and LEWIS, GILBERT N.-The Space-Time Manifold of WEBSTER, D. L.-On the Existence and Properties of the Ether 527. November, 1912. 40c. pp. 509 JEFFREY, EDWARD C.-The History, Comparative Anatomy and Evolution, SANGER, CHARLEE ROBERT and RIEGEL, EMILE RAYMOND,- The Action of 40c. CLARK, A. L.- An Electric Heater and Automatic Thermostat. pp. 597-605 HOLDEN, RUTH-Cretaceous Pityoxyla from Cliffwood, New Jersey. pp. 45c TABER, HENRY.- On the Scalar Functions of Hyper Complex Numbers. pp. MARK, KENNETH L.- - Preliminary Study of the Salinity of Sea-water in the HEIDEL, WILLIAM ARTHUR. On Certain Fragments of the Pre-Socratics: pp. 775-862, i-iv. Proceedings of the American Academy of Arts and Sciences. VOL. XLVIII. No. 21.-SEPTEMBER, 1913. RECORDS OF MEETINGS, 1912-13. OFFICERS AND COMMITTEES FOR 1913-14. LIST OF THE FELLOWS AND FOREIGN HONORARY MEMBERS. BIOGRAPHICAL NOTICES. ROBERT AMORY. BY R. H. FITZ. ABBOTT LAWRENCE ROTCH. BY R. DEC. WARD. CHARLES ROBERT SANGER. BY C. L. JACKSON. STATUTES AND STANDING VOTES. RUMFORD PREMIUM. INDEX. (TITLE PAGE AND TABLE OF CONTENTS.) RECORDS OF MEETINGS. One thousand and sixteenth Meeting. OCTOBER 9, 1912.- STATED MEETING. The Academy met at its House. The PRESIDENT in the Chair. There were twenty-five Fellows and two guests present. The following letters were received: — from G. R. Agassiz, S. E. Baldwin, L. A. Bauer, W. H. Bixby, P. W. Bridgman, E. W. Brown, H. L. Chapman, G. H. Chase, R. H. Chittendon, D. F. Comstock, W. H. Dall, A. L. Day, Frederic Dodge, Wilberforce Eames, A. W. Evans, Irving Fisher, Desmond FitzGerald, Simon Flexner, G. W. Goethals, L. J. Henderson, H. L. Higginson, M. A. DeW. Howe, E. P. Joslin, A. L. Kroeber, Waldemar Lindgren, L. S. Marks, S. P. Mulliken, Hanns Oertel, G. H. Palmer, R. S. Peabody, C. P. Putnam, A. P. Rugg, W. B. Scott, M. deKay Thompson, J. E. Thayer, W. J. Tucker, Williston Walker, S. B. Wolbach, F. S. Woods, J. H. Wright, accepting Fellowship; from Svante Arrhenius, J. A. A. J. Jusserand, Augusto Rhigi, H. A. Lorentz, accepting Foreign Honorary Membership; from Louis Cabot, John Fritz, R. B. Richardson resigning Fellowship; from the President and Trustees of the Rice Institute, inviting delegates to the opening of the Institute on October 10, 11 and 12; from the American Antiquarian Society, giving the order of exercises at its centennial celebration to be held October 15 and 16, 1912; from the Académie des Sciences, Lettres et Arts de Bordeaux, inviting delegates to its centenary celebration, November 11 and 12, 1912; from the Secretary of the Société de Pathologie Comparée, inviting delegates to the first International Congress of Comparative Pathology, to be held October 17-23, 1912 at Paris; from the |