52 BIBLIOGRAPHY OF SIMON NEWCOMB— ARCHIBALD. [ME>, °TvoL. T xYii r : 



300. Side-lights on Astronomy and Kindred Fields of Popular Science : essays and addresses. 



New York and London, Harper & Bros., 1906. 7+349 pp.+Portrait. 



Contents: 1. The unsolved problems of astronomy (no. 241). 2. The new problems of the universe (no. 284). 3. The struc- 

 ture of the universe (no. 273). 4. The extent of the universe (no. 292). 5. Making and using a telescope (no. 127). 6. What 

 the astronomers are doing (no. 274). 7. Life in the universe (no. 296). 8. How the planets are weighed (no. 245). 9. The 

 mariner's compass (no. 125, Section V). 10. The fairyland of geometry (no. 33, Section III). 11. The organization of scien- 

 tific research (no. 136, Section V). 12. Can we make it rain. (no. 85, Section V). 13. The astronomical Ephemeris and 

 Nautical Almanac (no. 10S). 14. The world's debt to astronomy (no. 192). 15. An astronomical friendship (no. 257). 16. 

 The evolution of the scientific investigator (no. 128, Section V). 17. The evolution of astronomical knowledge (no. 216). 

 18. Aspects of American astronomy (no. 220). 19. The universe as an organism (no. 279). 20. The relation of scientific 

 method to social progress (no. 46, Section V). 21. The outlook for the flying machine (no. 120, Section V). 



Up to July, 1920, about 4,050 copies of this work had been printed: In June, 1900, 2.500 copies; in October, 1909, 750; in Febru- 

 ary, 1914, 300; in June, 1920, 500. Over 500 copies were sold in England. 



301. On Mr. Cowell's discussions of ancient eclipses of the sun. 



Mo. Notices R. Astr. Soc, vol. 64 (June, 1906); 470-472. 



302. Development of the two principal non-secular terms in the radius- vector of a planet which 



are independent of the mean longitude of the disturbing planet. 

 Astr. JL, vol. 25 (Dec, 1906): 111-114. 



303. On the action of the planets on the moon. 



Astr. JL, vol. 25 (Feb. 26, 1907): 129-132. 



304. [The sun's radiation.] 



Science, New York, n. 8., vol. 25 (May 24, 1907): 823-824. 



305. The optical and psychological principles involved in the interpretation of the so-called 



canals of Mars. 



Astrophysical JL, vol. 26 (July, 1907): 1-17. ' 



Cf. Knowledge and Scientific News, London, n. s., vol. 4 (Sept., 1907): 193-196. 



306. Investigation of inequalities in the motion of the moon, produced by the action of the 



planets; by Simon Newcomb, assisted by Frank E. Ross. 



Carnegie Institution of Washington Publ. no. 72, Aug. 1907. 8+160 pp. 

 Reviewed in Nature, London, vol. 77 (Nov. 14, 1909): 43-44. 



307. The loss of energy by the sun. 



The Observatory, London, vol. 30 (Oct. 1907): 384. 



308. Note on the preceding paper [i. e. The canals of Mars, optically and psychologically con- 



sidered, a reply to Professor Newcomb, by Percival Lowell.] 



Astrophysical JL, vol. 26 (Oct. 1907): 141. 

 "Reply to Professor Newcomb's note," page 142. 



309. A search for fluctuations in the sun's thermal radiation through their influence on ter- 



restrial temperature. 

 Tram. Amer. Phil. Soc, Philadelphia, n. s., vol. 21, pt. 5 (Mar. 1908): 309-387. 

 Read Oct. 4, 1907. 



310. Considerations on the form and arrangement of new tables of the moon. 



Mo. Notices R. Astr. Soc, vol. 68 (June, 1908): 538-544. 



311. Fallacies about Mars. 



Harper's Weekly, vol. 52 (July 25, 1908 ): 11-12. 



312. Fluctuations in the moon's mean motion. 



Mo. Notices R. Astr. Soc, vol. 69 (Jan. 1909): 164-169. 



313. Comparison of ancient eclipses of the sun with modern elements of the moon's motion. 



Mo. Notices R. Astr. Soc, vol. 69 (Mar. 1909): 460-467. 

 A note by J. K. Fotheringham follows this paper. 



314. La theorie du mouvement de la lune, son histoire et son etat actuel. 



Revue generate des sciences pures et appliquees, Paris, vol. 19 (Sept. 15, 1908): 686-691. 



Also in Atti del IV. Congresso internazionale dei Matematici., Roma, Tipografia della R. Accademia dei 



Lincei, vol. 1 (1909): 135-143. 



Address as a vice president of the Congress. 

 Also printed as a pamphlet, Roma, 1908, 10 pp. 



315. Preface [to A. O. Leuschner's "Tables of minor planets discovered by J. C. Watson. 



Part I]." 

 Mem. Nat. Acad. Sci., vol. 10, seventh memoir (1910): 197. 

 Preface signed by Simon Newcomb; dated Washington, 1908, March. 



