The Astrophysical Journal, Volume 3University of Chicago Press, 1896 "Letters to the Editor" issued as Part 2 and separately paged from v. 148, 1967. Beginning in 2009, the Letters published only online. |
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angle angular aperture apparatus Astronomical ASTROPHYSICAL JOURNAL atmosphere August August 14 bolometer bright camera Character Wave-length Substance chromosphere collimator comet comparison correcting lens curve Deslandres determined diameter diffraction dispersion displacement distance eclipse exposure eyepiece focal length gelatine glass grating helium hydrogen hydrogen lines inches increase instrument Intensity and Character Intensity Wave-length Substance investigations Jour July July 12 July 21 June June 14 lens Lick Observatory light line of sight linear magnitude measurements method motion nebula November object-glass objective observations obtained October paper Phys plates position pressure prism Professor prominences purity radiation ratio rays refracting refractor resolving power Rowland September silver bromide slit solar spectrum spectrograph spectroheliograph spectroscope spectroscope train Substance and Character Sun-spots surface TACCHINI telescope temperature tion tube ultra-violet values vapor Variable Stars velocity visual Wave-length Substance Intensity width Yerkes Observatory