PHYSICAL REVIEW 



A JOURNAL OF EXPERIMENTAL AND 

 THEORETICAL PHYSICS 



American Physical Society 



Eighteenth Volume Begins JANUARY 1904 



PUBLISHED MONTHLY ANNUAL SUBSCRIPTION $8.( 



SAMPLE COPY UPON REQUEST 



THE MacMILLAN COMPANY, 



BOOKS ON SCIENCE 



Bergen's FoundatioTiS of Botany 91.50 



Davis' Physical Geography 1-25 



Moore's Laboratory Directions for Beginners in Bacteriology 1.00 



Blaisdell's Practical Physiology 



Brown's Physiology for the Laboratory -^f 



Ward's Exercises in Meteorology i »* 



Davis' Elementary Meteorology f.SO 



Williams' Elements of Chemistry »1? 



Hastings and Beach's General Physics - ' ' ' ' ' T^.Z 



Wentworth and Hill's Physics J*I* 



Gage's Principles of Physics J'^X 



Stone's E.xperimental Physics I J? 



Young's General Astronomy ^'IZ 



Bypd's Laboratory Manual in Astronomy 



Upton's Star Atlas ^'^^ 



GINN & COMPANY PUBLISHERS 



