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The 



American Historical 

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Vol. X, No. 3 APRIL., 190 r. 



The Meeting of the American Historical Association at 

 Chicago. 



The Treatment of History. Goldwin SiMith. 



Methods of Work in Historical Seminaries. Geokge 



Burton Adams. 

 The Early Life of Oliver Ellsworth. William Garbot 



Brown. 



Origin of the Title Superintendent of Finance. Henry 



Barrett Learned. 

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1795-1707. 

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The Physical Review. 



A JOURNAL OF EXPERIMENTAL AND 

 THEORETICAL PHYSICS 

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 PHYSICAL SOCIETY BY 



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CIX. April, 1905. 



TABLE OP CONTENTS. 



The Electromagnetic Theory and the Velocity of Light. 



H T. Eddy 



Experiments on Kesonance in Wireless Telegraph 

 Circuits. G. W. Pierce 



Water of Constitution and Water of Crystallization. 



W. W. COBLENTZ 



Thermodynamic Potentials. W. P. Boynton 



The Tuning of Thermoelectric KeceiTcrs for Electric 

 Waves. A. D. Cole 



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