SC1ENCE.-ADVERTISEMENT8. 



SCIENCE 



WEEKLY JOURNAL DEVOTED TO THE AD- 

 VANCEMENT OF SCIENCE, PUBLISHING 

 THE OFFICIAL NOTICES AND PROCEED- 

 INGS OF THE AMERICAN ASSOCIATION 

 FOR THE ADVANCEMENT OF SCIENCE. 



Entered in the post-office at Lancaster, Pa., as second- 

 class matter. 



TERMS OF SUBSCRIPTION 



Five dollars annually in advance : single copies 15 

 cents. Subscriptions and advertisements sliould be 

 sent to Science, 41 North Queen Street, Lancaster, Pa., 

 or G6 Fifth Avenue, New York. 



Science is sent free of charge to members of the 

 American Association for the Advancement of Science, 

 except to members residing in foreign countries to whom 

 a charge of $1.04 per annum for postage is made. In- 

 formation in regard to the conditions of membership 

 may be obtained from the permanent secretary, Dr. 

 L. 0. Ih.ward, Cosmos Club, Washington, D. C. 



Published every Friday by 



THE MACMILLAN COMPANY 



The 



American Historical 

 Review 



Vol. X, No. 3 



APRIL,, 1905 



The Meeting of the American Historical Association at 

 Chicago. 



The Treatment of History. Goldwin Smith. 



Methods of Work in Historical Seminaries. Geobqe 



Burton Adams. 

 The Early Life of Oliver Ellsworth. William Garbot 



Brown. 



Oiigin of the Title Superintendent of Finance. Henry 



Barrett Learned. 

 Documents — Documents on the Blount Conspiracy, 



1795-1797. 

 Reviews of Books. 

 Notes and News. 



ISSUED QUARTERLY SINGLE NUMBERS. $1.00 



ANNUAL SUBSCRIPTION, $4.00 

 VOLUMES I.. II., Ill,, IV., v., VI., VII., VIIL and 

 IX. BOUND IN HALF MOROCCO, $4.50 EACH 



NEW YORK 



THE MACMILLAN COMPANY 

 London: Macmillan & Co., Ltd. 



The Journal of 

 Experimental 

 Medicine 



Edited by 



SIMON FLEXNER, M.D., 



AND 



EUGENE L. OPIE, M.D. 



Published under the auspices of the Rockefeller 

 Institute for Medical Research, New York. 



Issued bi monthly, six numbers to constitute a 

 volume which will contain not less than GOO pages. 



Subscription price, $5.00 per voluitne. 



THE MACMILLAN COMPANY 



NE.W YORK 



Macmillan & Co., L'td. London; Gustav Feck, 

 Leipzig; Masson & Cie, Paris. 



The Physical Review. 



A JOURNAL OF EXPERIMENTAL AND 

 THEORETICAL PHYSICS 

 Conducted with the Cooperation of THE AMERICAN 

 PHYSICAL SOCIETY BY 



Edward L. Nichols, Ernest Merritt, and Frederick Bedell 



ex. May, 1905. 



TABLE OF CONTENTS. 



Infra-red Absorption Spectra. I. Gases. 



W. W. Coblentz 

 The elimination of Gas Action in Kxperiinents on 

 Light Pressni e. G. F. Hull 



The Torque between ilie Two Coils of an Absolute 

 Electrodynaniouieter. GEORGE W. Patterson 



On tlie Theory of !■ lectrolytic KeciiHer. S. R. CooK 



The Conduction Losses from Carbon Filaments when 

 heated to Incandescence in Various Gases. 



W. L. Hartman 

 An Optical Determination of the Zero Point in the 

 Telescope-JVIirror-Scale Mrthod. 



A. DE Forest Palmer, Jr 



Annaa.1 Subscription, $5.00. Single Numbers, 50c 

 Double Numbers, 75c. 



PUBLISHED FOR CORNELL UNIVERSITY 



THE MACMILLAN COMPANY, 66 Fiftti Ave., N. Y. 



