RUMFORD FUND. 361 



43. Charles R. Cross. Thermo-electric effect in IVIunich 



shunt method. (Appropriation not called for.) . $75 



1887. 44. John Tro\vl)ridge. Investigations on radiant 



energy. (Appropriation 42, for Standard of light, 

 S250, transferred to this purpose.) 



45. Charles R. Cross and Silas ^Y. Holman. Ther- 



mometry 250 



46. Erasmus D. Leavitt, Jr. Investigations upon a 



pyrometer. (Appropriation not called for.) . . 250 



47. John Trowbridge. ^Metallic spectra 250 



1888. 48. John Trowbridge. Metallic spectra. (Additional 



to 47.) '. 500 



49. William H. Pickering. For observations on solar 



eclipse of Jan., 1889 500 



1889. 50. Charles C. Hutchins. Investigation on lunar 



radiation 250 



51. Edwin H. Hall. Investigations on cylinder 



temperature 100 



52. Henry A. RoA\land. ^Metallic spectra .... 500 



1890. 53. Edwin H. Hall. Investigations on cylinder tem- 



perature. (Additional to 51.) 100 



54. Benjamin O. Peirce. Temperature changes in 



interior of solids. (Appropriation not called for.) 200 



1892. 55. Daniel ^Y. Shea. Velocity of light in magnetic 



field ". 250 



56. Benjamin O. Peirce. Propagation of heat within 



certain solid bodies. (Reappropriation of 54.) . 200 



57. Henry A. Rowland. Investigations on solar spec- 



trum. (Additional to 52.) 250 



1893. 58. William A. Rogers. Investigation on the pulsation 



of thermometers 175 



59. William H. Pickering. Observations in Arizona 

 on transparency and steadiness of the air and on 

 the changes in temperature on the planet Mars. 

 (Appropriation not called for.) 500 



1894. 60. Frank A. Laws. Thermal conductivity of metals. 300 

 61. Edward L. Nichols. Radiation from carbon at 



different temperatures 250 



1895. 62. Edwin H. Hall. Thermal conductivity of metals. 250 



63. Arthur G. Webster. Velocity of electric waves. 250 



64. Benjamin O. Peirce. Thermal conductivities of 



poor conductors. (Additional to 56.) . . . • 250 



