Pickering] 



876 



[Pickering 1 



The new star in Centaurus. Astr. Nachr., 140, 1896, 



23-26; Astrophys. Jl., 3, 1896, 214; Science, 3, 1896, 



280-281. 

 New variable stars. Astr. Nachr., 140, 1896, 173-176 ; 



141, 1896, 33-38, 311-312; Astrophys. Jl., 3, 1896, 296- 



297 ; 4, 1896, 138-141, 234-235. 

 The cluster Messier 5 Serpentis NGC. 5904. Astr. 



Nachr., 140, 1896, 285-288. 



Miscellaneous notes [on variable stars. Light curve 



of stars of Algol type]. Astr. Nachr., 141, 1896, 37-38 ; 

 Astrophys. Jl., 4, 1896, 141-142. 



Stars having peculiar spectra. Astr. Nachr., 141, 



1896, 169-170 : 143, 1897, 227-230 ; Astrophys. JL, 4, 



1896, 142-143 ; 5, 1897, 350-352. 



The Algol variable B.D. + 17 4367. Astrophys. Jl., 



3, 1896, 200. 



Light curves of variable stars determined photo- 

 metrically. Astrophys. Jl., 3, 1896, 281-285; 



A new spectroscopic binary m' Scorpii. Astrophys. 



Jl., 4, 1896, 235-236; Astr. Nachr., 142, 1897, 11-14. 



The Algol variable + 17 4367. W Delphini. Astro- 

 phys. Jl., 4, 1896, 320-323. 



Stars having peculiar spectra. New variable stars in 



Crux and Cygnus. Astrophys. Jl., 4, 1896, 369-370; 

 Astr. Nachr., 142, 1897, 87-90. 



Relative motion of the stars in the line of sight. 



Astrophys. Jl., 4, 1896, 370-373; Astr. Nachr., 142, 1897, 

 105-108. 



A new spectroscopic binary in Puppis. Astrophys. 



Jl.. 4, 1896, 373-374 ; Astr. Nachr., 142, 1897, 107-110. 



Photometric light curves of U Cephei and S Antlise. 



Astr. Nachr., 142, 1897, 9-12. 



[New spectroscopic binary.] Astr. Nachr., 142, 1897, 



47-48. 



The Bruce photographic telescope. Astr. Nachr., 142, 



1897, 367-370. 



The spectrum of f Puppis. Astr. Nachr., 142, 1897, 



399-402; 144, 1897, 223-224; Astrophys. Jl., 5, 1897, 



92-94 ; 6, 1897, 259. 

 Distribution of stars in clusters. Astr. Nachr., 143, 



1897, 229-230; Astrophys. Jl., 5, 1897, 352-353. 

 Variable star clusters. Astr. Nachr., 144, 1897, 191- 



192 ; Astrophys. Jl., 6, 1897, 258. 

 Southern double stars. Astr. Nachr., 144, 1897, 235- 



238 ; Astrophys. Jl., 6, 1897, 258-259. 

 Spectra of bright southern stars. Astrophys. Jl., 6, 



1897, 349-352. 



Large Magellanic cloud. Astrophys. Jl., 6, 1897, 459- 



461; Astr. Nachr., 145, 1898, 285-288; Popular Astr., 5, 



1898, 411-413. 



Spectrum of a meteor. Astrophys. Jl., 6, 1897, 461- 



462; Nature, 57 (1897-98), 101; Astr. Nachr., 145, 1898, 

 77-80. 



Miscellaneous investigations of the Henry Draper 



Memorial. [With the aid of M. Fleming, assistant.] 

 Harvard Astr. Obs. Ann., 26 (Pt. 2), 1897, 193-286. 



A variable bright hydrogen line. [A new spectro- 

 scopic binary.] Astr. Nachr., 145, 1898, 271-272; Astro- 

 phys. Jl., 7, 1898, 139. 



Photographic magnitudes. Astr. Nachr., 145, 1898. 



287-288; Astrophys. Jl., 7, 1898, 139-141. 



The variable star U Pegasi. Astr. Nachr., 145, 1898, 



311-316 ; Astrophys. Jl., 7, 1898, 141-145. 



Variable star clusters. [New variable stars. With an 



additional note by Prof. F. Deichmuller.] Astr. Nachr., 

 146, 1898, 113-120; Astrophys. Jl., 7, 1898, 208-211. 



Occultation of 26 Arietis observed photographically. 



Astr. Nachr., 146, 1898, 139-140 ; Astrophys. Jl., 7, 1898, 

 306-308. 



Comparison stars for variables. Astr. Nachr., 146, 



1898, 139-142; Astrophys. Jl., 7, 1898, 308-310. 



Photographic spectrum of the aurora. Astr. Nachr., 



146, 1898, 175-176 : Astrophys. Jl., 7, 1898, 392. 



Elemente und Ephemeride des Cometen 1898.. .(Per- 



rine Juni 14). Astr. Nachr., 146, 1898, 371-372. 



Mittheilung [betr. den Cometen 1898...(Coddington- 



Pauly)]. Astr. Nachr., 147, 1898, 11-14. 



Variable stars of short period. Astr. Nachr., 147, 



1898, 93-96 ; Astrophys. Jl. , 8, 1898, 55-57. 



The supposed variable star Y Aquila". Astr. Nachr., 



147, 1898, 95-98 ; Astrophys. Jl., 8, 1898, 57-59. 



The November meteors. Astr. Nachr., 147, 1898, 155- 



156 ; Astrophys. Jl., 8. 1898, 115-116. 



Variable stars in clusters. Astr. Nachr., 147, 1898, 



347-350; Astrophys. Jl., 8, 1898, 257-261. 



Planet (433) (1898 DQ). [Nebula in Andromeda.] 



Astr. Nachr., 147, 1898, 363-364. 



[Beobachtung des Cometen 1898. ..(Brooks Oct. 20).] 



Astr. Nachr., 147, 1898, 365-366. 



The Algol variable + 17 4367. W Delphini. Astro- 

 phys. Jl., 7, 1898, 23-24. 



Polarizing photometers. Astrophys. Jl., 7, 1898, 211- 



213. 



Stars having peculiar spectra. [Stars resembling 



f Puppis.] Astrophys. Jl., 8, 1898, 116-119 ; Astr. Nachr., 



147, 1898, 247-252. 



- Witt's planet DQ. Astrophys. Jl., 8, 1898, 261- 

 262. 



[Entdeckung eines neuen Cometen Chase.] Astr. 



Nachr., 148, 1899, 29-30. 



Beobachtungen des Cometen 1898. ..(Chase). From 



photographs taken at the Harvard College Observatory 

 with the 8 inch Draper telescope. Astr. Nachr., 148, 



1899, 63-64. 



Mittheilung betr. Beobachtungen [der Leoniden 1898] 



in Cambridge, Mass. und Umgegend. Astr. Nachr., 148, 

 1899, 151-152 ; Astrophys. Jl., 9, 1899, 51-53. 



Witt's planet (433) Eros. Astr. Nachr., 148, 1899, 



189-192; Astrophys. Jl., 9, 1899, 53-57. 

 Additional observations of (433) Eros. Astr. Nachr., 



148, 1899, 269-272 ; Astrophys. Jl., 9, 1899, 116-118. 

 New nebulas and nebulous stars. Astr. Nachr., 148, 



1899, 329-332 ; Astrophys. Jl., 9, 1899, 173-175 ; Popular 



Astr., 7, 1899, 223-224. 

 Ueber einen von Mrs. Fleming entdeckten neuen 



Stern. Astr. Nachr., 149, 1899, 13-14. 

 A new form of photographic telescope. Astr. Nachr., 



149, 1899, 37-40; Astrophys. Jl., 9, 1899, 175-178. 

 Photographing meteors. Astr. Nachr., 149, 1899, 39- 



42; Astrophys. Jl., 9, 1899, 178-179. 

 A new star in Sagittarius. [1899.] Astr. Nachr., 149, 



1899,57-60; Astrophys. Jl., 9, 1899, 182-184; Popular 



Astr., 7, 1899, 277 ; Astr. Jl., 20, 1900, 12. 

 Notes on variable stars. Astr. Nachr., 149, 1899, 171- 



174. 

 A new satellite of Saturn. Astr. Nachr., 149, 1899, 



189-192; Astrophys. Jl., 9, 1899, 274-276; Science, 9, 



1899, 456. 

 The new Algol variable in Cygnus + 45. 3062. Astr. 



Nachr., 150, 1899, 73-80 ; Astrophys. Jl., 10, 1899, 126- 



130. 



The November meteors of 1899. Astr. Nachr., 150, 



1899, 383-386; Astrophys. Jl., 10, 1899, 221-223; Science, 

 10, 1899, 697-698. 



The variable star U Vulpecuhe and ST Cygni. Astro- 

 phys. Jl., 9, 1899, 179-182. 



Position of Nova Sagittarii. Astrophys. Jl., 10, 1899, 



285-287 ; Astr. Nachr., 151, 1900, 41-44. 



Tuttle's Comet. Popular Astr.. 7, 1899, 219. 



Elemente und Ephemeride des Cometen 1900 a (Gia- 



cobini). Astr. Nachr., 152, 1900, 47-48. 

 Mme Ceraski's second Algol variable. Astr. Nachr., 



152, 1900, 89-92; Astrophys. Jl., 11, 1900, 165-167. 



A photographic search for an intramercurial planet. 



Astr. Nachr., 152, 1900, 123-124; Astrophys. Jl., 11, 



1900, 322-321. 



