INDEX 



687 



*Einige neue Doppelkompensatoren. 



W. P. White. 88. 

 Electric pendulums and pendulum 



contacts. W. P. White. 135. 

 Emissivity of metals and oxides. 



IV. G. K. Burgess and P. D. 



FooTE. 377. 

 Equations of tungsten lamps. G. 



W. MiDDLEKAUFF and J. E. Skog- 



LAND. 61. 



*Galvanometer instability. W. P. 



White. 87. 

 *Leakage prevention by shielding. 

 W. P. White. 85. 



Length standards and measurements. 

 L. A. Fischer. 145. 



Magnetic permeability. R. L. San- 

 ford. 63. 



Measurement of length. L. A. Fisch- 

 er. 137. 



Measurement of refractive indices. 



F. E. Wright. 101. 



Measurement of relative strain in 

 glass. F. E. Wright. 137. 



Phenomena of fluid motion and the 

 curved flight of a baseball. W. S. 

 Franklin. 136. 



Principle of dimensional homogene- 

 ity and the form of physical equa- 

 tions. E. Buckingham. 135. 



Pyrometer color screens. P. D. 

 FooTE. 526. 



Solar radiation from balloons. C. 



G. Abbot. 251. 



Specific heat of fusion of ice. H. C. 



Dickinson and N. S. Osborne. 



338. 

 Radiation pyrometers. G. K. Bur- 

 gess and P. D. Foote. 233. 

 Rayleigh-Zeiss interferometer. L. 



H. Adams. 265. 

 Resistance and inductance of wires. 



J. M. Miller. 455. 

 Resistance standards. F. A. Wolff, 



M. P. Shoemaker, and G. A. 



Briggs. 458. 



*Thermo-electric measurements. W. 



P. White. 84. 

 *Thermo-element installations. W. 



P. White. 84. 

 *Thermo-elements of precision. W. 



P. White. 86. 

 Total emissivity and resistivity of 



platinum. P. D. Foote. 1. 

 Vacuum tungsten lamps. J. F. 



Skogland. 453. 

 References: 475. 



See also: Geophysics; Physical 

 Chemistry; Radiotelegraphy; Ter- 

 restrial Magnestism. 

 Physiography. Ph^ysiographic prov- 

 inces of South America. B. Wil- 

 lis. 408. 

 Phytopathology. References: 587. 

 Plant Physiology. References: 588. 

 Radiotelegraphy . Resistance of radio- 

 telegraphic antennas. L. W. Aus- 

 tin. 525. 

 Washington-Paris longitude by radio 

 signals. F. B. Littell. 250. 

 Surveying. The errors of precise level- 

 ing. W. Bowie. 555. 

 Technology. Standard zinc-bronze. H. 

 S. Rawdon. 631. 

 References: 523; 588. 

 Terrestrial Magnetism. *Appliances 

 for measurement of the Earth's 

 magnetic elements. L. A. Bauer. 

 17. 

 Atmospheric-electric work. W. F. 



G. SWANN. 138. 



*Local magnetic constant. L. A. 



Bauer. 16. 

 *Magnetic observations, U. S. Coast 

 and Geodetic Survey, 1913. R. L. 

 Faris. 18. 

 *Magnetic declination in the United 

 States, 1915. D. L. Hazard. 668. 

 Recurring-series method of seeking 

 hidden periodicities, with applica- 

 tions. C. R. DuvALL. 139. 

 Zoology. Arabic zoology. P. B. Po- 

 PENOE. 262. 



* Abstracts. 



