Hill] 



845 



[Hill 



Elements of Comet 1890... (Brooks March 19). Astr. 



Nachr., 124, 1890, 251-252. 

 Comet, 1890 (Borrelly 1889, Dec. 12). Sidereal 



Messenger, 9, 1890, 88. 

 Elements and ephemeris of Comet a 1890. [1890.] 



Astr. JL, 10, 1891, 8. 

 Comet Wolf 1884. Sidereal Messenger, 10, 1891, 241- 



242. 

 [BRORSEN'S short period Comet.] Astr. & Astro phys., 



11, 1892, 10-11. 

 The new star in Auriga. Science, 19, 1892, 160- 



161. 

 Elements and ephemeris of Comet d 1892 (Brooks, 



Aug. 28). [1892.] Astr. Jl., 12, 1893, 119, 152. 

 A search for Comet of HOLMES. Astr. & Astrophys., 



13, 1894, 324-325. 

 Observations of Comet b 1896 (Swift), made at the 



U.S. Naval Observatory. Astr. Jl., 16, 1896, 111. 

 Observations of minor planet (7) Iris, made with the 



5-inch vertical circle at the U.S. Naval Observatory. 



Astr. Jl., 20, 1900, 171. 

 Hill, George A[ndrews], & Frisby, Edgar. See Frisby & 



Hill. 

 Hill, George A[ndrews], & Harkness, William. See 



Harkness & Hill. 

 Hill, George Andrews'], Frisby, Edgar, Brown, Stimson 



J\psepli], & Anderson, George. See Frisby, Brown, 



Hill & Anderson. 

 Hill, George William. *0n GADSS'S method of computing 



secular perturbations, with an application to the action 



of Venus on Mercury. Washington, Astr. Pap. for 



Ephem. & Naut. Aim., 1, 1882, 315-361. 

 On certain possible abbreviations in the computation 



of the long-period inequalities of the moon's motion 

 . due to the direct action of the planets. Amer. Jl. 



Math., 6, 1884, 115-130. 

 On the lunar inequalities produced by the motion of 



the ecliptic. [1884.] Ann. Math., 1 (1884-85), 5-10, 



25-31, 52-58. 

 On the part of the motion of the lunar perigee 



which is a function of the mean motions of the Sun 



and moon. Acta Math., 8, 1886, 1-36. 

 Elements and perturbations of Jupiter and Saturn. 



Astr. Nachr., 113, 1886, 273-302. 

 A reply to Mr. NEISON'S strictures on DELAUNAY'S 



method of determining the planet perturbations of the 



moon. [1886.] Astr. Soc. Month. Not., 47, 1887, 1-8. 



Coplanar motion of two planets, one having a zero 

 mass. Ann. Math., 3 (1887), 65-73. 



On differential equations with periodic integrals. 

 Ann. Math., 3 (1887), 145-153. 



On the interior constitution of the Earth as respects 



density. Ann. Math., 4 (1888), 19-29. 

 The motion of Hyperion and the mass of Titan. 



[1888.] Astr. Jl., 8, 1889, 57-62. 

 The secular perturbations of two planets moving in 



the same plane; with applications to Jupiter and Saturn. 



[1890.] Ann. Math., 5 (1889-90), 177-213. 

 On LEVERRIER'S determination of the second-order 



terms in the secular motions of the eccentricities and 



perihelia of Jupiter and Saturn. Astr. JL, 9, 1890, 



89-91. 

 A new theory of Jupiter and Saturn. Washington, 



Astr. Pap. for Ephem. & Naut. Aim., 4, 1890, 576pp. 

 The secular variation of the motion of the moon's 



perigee. [1890.] Astr. JL, 10, 1891, 73-74. 

 Determination of the inequalities of the moon's 



motion which are produced by the figure of the Earth : 



A supplement to DKLAUNAY'S lunar theory. Washington, 



Astr. Pap. for Ephem. A Naut. Aim., 3, 1891, 201-344. 

 On certain lunar inequalities due to the action of 



Jupiter and discovered by Mr. E. NEISON. Washington, 



Astr. Pap. for Ephem. & Naut. Aim., 3, 1891, 373-393. 



Additional terms in the great inequalities of Jupiter 



and Saturn. [1891.] Astr. JL, 11, 1892, 49-51. 

 On intermediate orbits. [1893.] Ann. Math., 8 



(1893-94), 1-20. 

 On the connection of precession and nutation with 



the figure of the Earth. [1893.] Astr. JL, 13, 1894, 



1-6. 



Literal expression for the motion of the moon's 



perigee. [1895.] Ann. Math., 9 (1894-95), 31-41. 



The periodic solution as a first approximation in the 



lunar theory. Astr. JL, 15. 1895, 137-143, 152. 

 Kemarks on the progress of celestial mechanics since 

 the middle of the century. Presidential address. [1895.] 

 N. Y., Amer. Math. Soc. Bull., 2, 1896, 125-136. 



Jupiter-perturbations of Ceres, of the first order, and 



the derivation of the mean elements. Astr. JL, 16, 1896, 

 57-62, 64, 88. 



On the convergence of the series used in the subject 



of perturbations. N. Y., Amer. Math. Soc. Bull., 2, 

 1896, 93-97. 



On the values of the eccentricities and longitudes of 



the perihelia of Jupiter and Saturn for distant epochs. 

 Astr. JL, 17, 1897, 81-87. 



Tables of Jupiter, constructed in accordance with 



the methods of HANSEN, and prepared for use in the 

 office of the American Ephemeris and Nautical Almanac. 

 [1895.] Washington, Astr. Pap. for Ephem. & Naut. 

 Aim., 7, 1898, 1-144. 



Tables of Saturn, constructed in accordance with the 



methods of HANSEN, and prepared for use in the office of 

 the American Ephemeris and Nautical Almanac. [1895.] 

 Washington, Astr. Pap. for Ephem. & Naut. Aim., 7, 

 1898, 145-285. 



On intermediary orbits in the lunar theory. [1897.] 

 Astr. JL, 18, 1898, 81-87. 



Observations on Professor NEWCOMB'S determination 

 of the principal element of precession. Astr. JL, 18, 



1898, 153-156, 168. 



Note on the mass of Mercury. [1898.] Astr. JL, 19, 



1899, 157-158, 167. 



On the inequalities in the lunar theory strictly pro- 

 portional to the solar eccentricity. [1899.] Astr. JL, 

 20, 1900, 115-124. 



On the extension of DELAUNAY'S method in the lunar 

 theory to the general problem of planetary motion. 

 N. Y., Amer. Math. Soc. Trans., 1, 1900, 205-242, 

 508-509. 



PTOLEMY'S problem. [1900.] Astr. JL, 21, 1901, 



33-35. 



Normal positions of Ceres. [1900.] Astr. JL, 21, 



1901, 51-54. 



Hill, Gershom H. Klebs-LoerHer bacillus. [1899.] Iowa 

 Ac. Sci. Proc., 7, 1900, 199-204. 



Hill, H. Traces of volcanic dust-showers at Napier, 

 Petane, and generally throughout the east coast districts, 

 north of Cape Kidnappers. [1886.] N. Zealand Inst. 

 Trans., 19, 1887, 385-387. 



A description of a Scaphites, found near Cape Turn- 

 again. [1886.] N. Zealand lust. Trans., 19, 1887, 

 387-388. 



Geology of Scinde Island, and the relation of the 



Napier limestones to others in the surrounding district. 

 [1886.] N. Zealand Inst. Trans., 19, 1887, 441-448. 



On the artesian well system of Hawke's Bay. [1887- 

 89.] N. Zealand Inst. Trans., 20, 1888, 282-293; 22, 

 1890, 429-438. 



Pumice : its geological distribution on the east coast 

 of the North Island of New Zealand, extending from 

 Tologa Bay (38 20' S. lat.) to Cape Turnagain (40 30' S.). 

 [1887.] N. Zealand Inst. Trans., 20, 1888, 293-306. 



Discovery of fossil moa-feathers in rocks of Pliocene 



&e. [1888'.] N. Zealand Inst. Trans., 21, 1889, 318- 

 320. 



