1394 



Wright — Wülfing. 



shington; * 1877. Okt. 16, Marquette, 

 Mich. 



Amer. Journ., Slillman: Determinat. of the 

 optica! character of birefracting minerals, 12 S. 

 (30, 1905). — Schistosity, by crystallizat. • 

 a qualitative proof, 7 S. — Modificat. of the 

 Lasaul meth. for observing interference figures 

 under the microscope, 2 S. (A3, 06). — Measurem. 

 of the optic axial angle of minerals in the thin 

 fiect., 53 S. (34, 07). — Measurem. of extinct. ang- 

 lesin the thin sect., 42 S. — The bi-quartz wedge 

 plate applied to Polarimeters & saccharimeters, 

 8 S. — Telemeter w. micrometer screw adjust- 

 ment, öS. — A device to aid in the explanat. 

 of interference phenomena, 1 S. (36, 08). — 

 Quartz as a geologic thermometer,^) 27 S. 

 (37, 09). — New petrographic microscope, 8 S. 

 — New ocular for use w. the petrographic mi- 

 croscope, 12 S. (139, 10). — The transmiss. 

 of light through transparent inactive crystal 

 plates, w. special reference to observats. in 

 convergent polarized light, 55 S. (31, 11). — 

 Oblique illuminat. in petrographic microscope 

 work, 20 S. — Index ellipsoid (optical indica- 

 trix) in petrographic microscope work, 6 S. 

 (35, 13). — Graphical meth. in microscopical 

 petrography, 31 S. (36, 13). 



Philadelphia, Phil. Soe. Proc: Crystallo- 

 graphic properties, 13 S. (43, 1903). — Polarized 

 light in the study of ores & metals, 47 S. (58, 1 9). 



Zeitschr. t. anorg. Chemie : Lorenz : Quarz als 

 geolog. Thermometer!), 32 S. (68, 1910). 



Zeitschr. i. Instrum.- Kunde: Justierg. d. 

 Abbe-Pulfrichschen Kristallrefraktometers, 5 S. 

 (38, 1908). 



Zeitschr. f. Krystallogr. & Min. Groth: D. 

 opt. Charakter d. schwachen, m. starken Ob- 

 jektiven zw. gekreuzten Nicols beobachteten 

 Interferenzfigur, 8 S. (55, 1915—20). 



Mit •) E, S. Larsen. 



Siehe E. T. Allen, V. Goldschmidt 

 & W. F. Hillebrand. 



IV VVright, G. Frederick, L. L. D. 

 1887 Drurv Lane Coli.; war Prof., Ober- 

 lin-CoU., Ohio; * 1838, t 1921, April 20, 

 Oberlin, Ohio. 



Wright, Kobert; Lektor, anorgan. 

 & physik. Chemie, Univ., Belfast. 



London, Chem. Soc. Journ.: Absorpt. spec- 

 tra of sulphurous acid & sulphides, 3 S. — 

 Relat. betw. the absorpt. spectra of acids & 

 their salts, 11 S. (105, 1914). — Vapour- 

 pressure investigats. of the fus. products of I 

 w.S,Se&Te, 5 S.(107, 15). — Molecular weight 

 determinats. in Br by the air-current meth., 

 6 S. (109, 16). — ,,Spark-lengths" in variosu 

 gases & vapours, 8 S. (111, 17). — ,,Spark- 

 lengths" in hydrocarbon gases & vapours, 3 S. 

 (113, 18). — The effect of some simple electro- 

 lytes on the temp. of maximum density of wa- 

 ter, 9 S. — Molecular-weight determinat. 

 by direct measurement of the lowering of the 

 vapour pressure of soluts, 4 S. (115, 19). 

 — The effect of temp. on Pt black & other fi- 

 nely-divided metals (m. R. C. Smith), 6 S. 

 (119, 21). — Determinat. of the molecular 

 weight of subst. in aicoholic solut. from the ele- 

 vat. of the flash point, 4 S. — - Selective solvent 

 act. by the constituents of aqueous alcohol, 5 S. 

 (131, 22). 



London, Chera. Soc. Trans.: The relat. betw. 

 the absorpt. spectra of acids & their salts. I: 

 Na salts, 5 S. (103, 1913). 



^ Wright, William Hammond, B. S. 

 1893 Berkeley; 97—1908 Assist. Astro- 

 nomer, Lick-Observ., Mt. Hamilton, 08 

 Astron., ebda; * 1871, Nov. 4, San Fran- 

 cisco. (Eig. Mitt.) 



California, Lick Obs. Public: Introductory 

 account of the D. 0. Mills expedit., 10 S. — 

 Descript. of the Instruments & meth. of the 

 D. 0. Mills expedit., 48 S. — Radial velocities 

 of 150 stars south of declinat. — 20" determi- 

 ned by the D. 0. Mills expedit. period 1903—06 

 (m. K. Palmer & S. Albrecht), 277 S. (9, 

 1907 — 11). — The wave-lengths of the nebular 

 lines & general observats. of the spectra of the 

 gaseous nebulae, 78 S. (13, 18). — The wave- 

 lengths of the nebular lines N^ & Ng, 2 S. — The 

 quartz spectrograph of the Lick Observ. & 

 some observats. recently secured w. it, 4 S.(9, 

 16/18). — Spectral peculiarities of Nova Aqui- 

 lae III in july 1919, 3 S. — The ultra- violet 

 spectrum of a Cygni, 8 S. — Further note on 

 lines in the visual spectrum of a Cygni, 2 S. 

 (10, 18—23). 



Chicago, Astrophys. Journ.: Some results ob- 

 tained by the D. 0. Mills expedit. to the sou- 

 thern hemisphere, 6 S. (30, 1904). — A list o 

 12 stars whose radial velocities vary, 5 S. (31> 

 05). — 2 stars whose radial velocities are va- 

 riable, 1 S. (36, 07). — Some remarks on Bar- 

 nard's article on Satum's rings, 9 S. (37, 08). — 

 2 stars having radial velocities, 1 S. (39, 09). — 

 The relat. betw. the Wolf-Rayet stars & the 

 plane tary nebulae, 7 S. (40, 14). 



London, Astron. Soc. Month. Not.: The spec- 

 trum of R. Cygni, 5 S. (73, 1911/12). — The 

 nebular line A 3729, 2 S. (75, 15). — The occur- 

 rence of the enhanced lines of N in the spectra 

 of the Novae, 9 & 3 S. — The displacements 

 of the absorpt. lines in the spectrum of Nova 

 Geminorum (2) in March 1912, 9 S. (81, 21). 



Philadelphia, Phil. Soc. Proc: Certain aspects 

 of recent spectroscopic observats. of the ga- 

 seous nebulae which appear to establish a re- 

 lationship betw. them & the stars, 15 S. (59, 

 1920). 



Washington, Proc. Acad.: The occurrence 

 of the line 4686 A & the related series of lines 

 in the spectra of the planetary nebulae, 4 S. 



— Outlines of a proposed system of classificat. 

 of the nebulae by means of their spectra, 6 S. 



— Some probable identities in wave-length 

 jn nebular & stellar spectra, 2 S. (1, 1915). 



Wrineh, Dorothy; Lektur, Math., 

 Univ. -Coli., London. 



Cambridge, Phil. Soc. Proc. : The exponentiat. 

 of well-ordered series, 15 S. (19, 1916/19). 



London, Roy. Soc. Proc: The lateral vi- 

 brats. of bars of conical tipe, 16 S. (101, 1922). 



Phil. Mag.: Some aspects of the theory of 

 probabilityi), 17 S. (38, 1919). — An asymp- 

 totic formula for the hypergeometric funct. 

 oAiiz), 13 S. — A generalized hypergeometric 

 funct. w. n Parameters, 13 S. (41, 21). — Gert, 

 fundamental principles of scientific inquiry^), 

 22 S. (43, 21). — The orbits in the field of a 

 doublet, 21 S. (43, 22). — The relat. of slightly 

 elastic bodies, 12 S. (44, 22). 



Mit 1) H. Jeffreys. 



IV Wülfing, Ernst Anton, Dr. phil. 

 1884 Heidelberg; 1907—08 o. Prof., 

 Univ., Kiel, seit 08 o. Prof., Mineral. & 



