NO. I ASTROPHYSICAL OBSERVATORY, 1895 TO I955 — ABBOT 



fractive index called ridiculous 

 by Holland physicists. Identical 

 in fifth place with Paschen 

 work, however.) 



3. Structure of water-vapor bands 



wi and wj. 



4. Total solar eclipses, 1900, 1901, 



1908, 1918, 1919. 



5. Theory of sensitive galvanometer. 



6. "The cheapest form of light." 



7. Solar-constant and solar -distribu- 



tion work, begun in 1902. 



8. Mount Wilson expeditions, begun 



1905. 



9. Theory of atmospheric transmis- 



sion. 



10. Methods for measuring the solar 



constant. 



11. Transmission of the spectrobo- 



lometer. 



12. Pyrheliometry. 



13. Details of solar-constant observ- 



ing. 



14. Sources of error in solar-constant 



work. 



15. Solar-contant results of stations 



compared. 



16. Normal solar-energy curves. Pre- 



ferred determination. 



17. Sun's temperature. 



18. Atmospheric transmission, many 



stations, sea level up to 14,000 

 feet altitude. 



19. Theory of vacuum bolometer, cor- 



rected later. 



Annals, vol. i, pp. 263-264, 1900. 



Astrophysical Observatory special 



eclipse volume, 1900. 

 Annals, vol. 2, p. 2, 1908; vol. 3, pp. 



3-6, 1913; vol. 4, pp. 29, 31, 34, 35, 



1922. 

 Smithsonian Misc. Coll., vol. 69, No. 9, 



1 91 9. 

 Annals, vol. I, pp. 244-252, 1900. 

 Astrophys. Journ., vol. 18, No. i, July 



1903. 

 Annals, vol. 2, p. S, 1908. 

 Annals, vol. 2, pp. 2, 3, 21-82, 211-228, 



1908. 

 Annals, vol. 2, pp. 7, 83-116, 1908. 



Annals, vol. 2, pp. 13-17, 1908. 



Annals, vol. 2, pp. 17, 57, 1 17-124, 1908. 



Annals, vol. 2, pp. 24, 51, 52, 1908. 



Annals, vol. 2, pp. 34-49, 1908; vol. 3, 

 pp. 47-72, 1913 ; vol. 7, pp. 21-23, 1954- 



Annals, vol. 3, pp. 21-29, 1913; vol. 6, 

 pp. 43-81, 1942. 



Annals, vol. 2, pp. 58-82, 1908 ; vol. 4, 

 pp. 161-176, 1922; vol. 5, pp. 110-131, 

 1932; vol. 6, pp. 33-42, 1942. 



Annals, vol. 2, pp. 85-98, 1908; vol. 3, 

 p. 134, 1913; vol. 4, PP- 177-182, 

 1922; vol. 5, pp. 244-245, 1932; vol. 

 6, p. 163, 1942. 



Annals, vol. 2, pp. 104-106, 1908. 



Smithsonian Misc. Coll., vol. 74, No. 7, 

 1923. 



Annals, vol. 2, pp. 106-107, 1908; vol. 



3, pp. 194-201, 1913. 



Annals, vol. 2, pp. 96-98, I10-I12, 

 1908; vol. 3, pp. 104-I13, 1913; vol. 



4, pp. 131-158, 1922; vol. 5, pp. 168- 

 193, 1932 ; vol. 7, pp. 95-98, 1954. 



Annals, vol. 4, pp. 45-64, 1922; vol. 5, 

 pp. 75-81, 1932. 



