119 



Payne, W[illia]m W[allace]. Trails of 

 stars near the North Pole. Pop. Astr., 

 Northfield, Minn., 12, 1904, (265-206, 

 with pi.). [7000]. 8047 



Present knowledgje of the 



sun. Pop. Astr., Northfield, Minn., 12, 

 1904, ([294]-298). [4010 4750]. 8048 



The "canals" of Mars. 



Pop. Astr., Northfield, Minn., 12, 1904, 

 ([365J-375, with text %.). [2040 5840]. 



8049 



The mathematical theory of 



eclipses. Pop. Astr., Northfield, Minn., 

 12, 1904, ([5]15-[5]21). [0-350 4210]. 



S050 



A three-inch telescope for 



the high schocd. Pop. Astr., Northfield, 

 Minn., 12, 1904, ([5]4645]53, 608-611, 

 with text fig.). [0050]. 8051 



Culture value of mathematics 



and astronomy. Pop. Astr., Northfield, 

 Minn., 12, 1904, (585-589, [633]-64.5). 

 [0050]. 8052 



Special telegraphic time 



signal from the Naval Observatory. Pop. 

 Astr., Noi-thfield, Minn., 12, 1904, (613- 

 616). [Editorial note.] /Ais?., (684-685). 

 [9390]. 8053 



Greenwich a.strographic ^y ork . 



Pop. Astr., Northfield, Minn., 12, 1904, 

 (651-660, TN-ith text fig. and pi.). [2010 

 2020]. 8054 



Variation of latitude. Pop. 



Astr., Northfield, Minn., 12, 1904, (662- 

 666, 'w-ith text fig.). ■5100]. 8055 



■ V. Wilson, H. C. 



Pechiile, C. F. Beobachtungen des 

 Koraeteu 19l)4 II (1904 d) . Astr. Nachr. , 

 Kiel, 167, 1905, (207-2()8). [6600]. 



8056 



Kometenbeobachtungen. 



Astr. Nachr., Kiel, 167, 1905, (257-2ii4). 

 [6600]. 8057 



Ueber einen in BD. nicht 



vorkommenden Stern 9.™ nahe BD. +60". 

 1358. [Nebst Zusatz von Ileinrich 

 Kreutz.] Astr. Nachr., Kiel, 167, 1905, 

 (393-396). [7050]. 8058 



Peck, Ilenrv A[llen]. Definitive ori)it 

 of comet 1891 IV. Astr. J., Boston, 

 Mass., 23, 1903, (103-166). [6600]. 



8059 



Peck, J. W. The corpuscular theories 

 of gravitation. Gla.sgow, Proc. Phil. Soc, 

 34,1903,(17-44). [lO-^O]- 8060 



Peridier, J. M. Sur la variabilite de 

 36 Fl. IVrsce. Paris, Bui. Soc. a.str. 

 France, 1903, (403-405). [7600]. 8061 



Perot, A. V. Fabry, C. 



Perrine, C[harles] D[iIlon]. Photo- 

 graphic spectrum of Nova Gerainorum. 

 [Reprint.] Astroph. J., Chicago, 111., 18, 

 1903, (297-298, with pi.). rs300 8450]. 

 8062 

 Recent spectrographic obser- 



vations of Novae with the Crosslev reflector. 

 [Reprint, v. E. 4, No. 6247.] ' Astroph. 

 J., Chicago, 111., 19, 1904, (80-83). 

 [7600 8300]. 8063 



Some total solar eclipse 



problems. Astroph. J., Chicago, 111., 20, 

 1904, (331-337). [4210 4650]. 8064 



The number of the nebulae. 



Berkeley, Lick Obs., Univ. Cal. BuU.,No. 

 64, [1904], (47) ; San Francisco, Cal., 

 Pub. Astr. Soc. Pac, 16, 1904, (26-5-266) ; 

 Astroph. J., Chicago, 111., 20, 1904, (356- 

 357). [7800]. 8065 



Observations of a rill extend- 

 ing through the lunar valley of the Alps. 

 Berkeley, Lick Obs., Univ. Cal. Bull., 

 No. 64," [1904], (48, with text fig.) ; San 

 Francisco, Cal., Pub. Astr. Soc. Pac, 16, 

 1904, (264-265, with text fig.). [4830]. 



8066 



A division of the stars in 



some of the globular clusters, according to 

 magnitude. Berkeley, Lick Obs., Univ. 

 Cat., Bull., No. 64, ri904], (49-50) ; San 

 FrancLsco, Cal., Pub. Astr. Soc. Pac, 16, 

 1904, (263-264) ; Astroph. J., Chicago, 

 111., 20, 1904, (354-356). [7080 7700]. 

 8067 



Experimental determination 



of the solar parallax from six negatives of 

 Eros, made with the Crossley reflector on 

 December 5, 1900. Berkeley, Lick Obs., 

 Univ. Cal. Bull., No. 64, [1904], (51) ; 

 San Francisco, Cal., Pub. Astr. Soc. Pac, 

 16, 1904, (267). [4050]. 8068 



Photographic observations of 



the ninth satellite of Saturn. Berkeley, 

 Lick Obs., Univ. Cal. Bull., No. 64, 



[1904], (52). [6560]. 8069 



Elements and ephemeris of 



C(miet c 1903 (Borrellv). [Reprint, v. 

 E. 4, No. 6245.] Pop- Astr., Northfield, 

 Minn., 11, 1903, (392). [66ii0]. 8070 



The spectrum of comet Bor- 

 rellv obtained with the Crosslev retiecttir. 

 [Reprint, r. E. 4, No. 1.246.] Pop. 

 Astr., Northfield, Minn., 11, 1903, (393- 

 394). [6600 6920]. 8071 



The variable star in, 1903 



Iat.p. San Francisco, Cal., Pub. Astr. 

 S(V. Pac, 15, 1903, (161). [7600]. 8072 



