Newall — Newkirk. 



901 



in proving the obvious, 44 S. (22, 1912 — 23). 



London, Math. Soc. Proc. : On the solut. 

 of numericalfunctionalequats., 19 S. (14, 1915). 



Messenger of Math.: Systems of particles 

 equimemontal with a iiniform tetrahedron, 

 2 S. (45, 1915/16). — An additional note on 

 cert. equimomental Systems of particles, 2 S. 

 (46, 16/17). — Two trigonometrical determi- 

 nants, 5 S. (49, 19/20). — Partial fracts. asso- 

 ciated with quadrat. factors, 4 S. (52, 22). 



Stockholm, Acta math.: The claasificat. of 

 sets of points, 31 S. (42, 1918/19). 



IV Xewall, H. Frank, M. A. 1880 

 Cambridge, Hon. D. Sc. Durham, Sohn 

 V. R. S. Newall, Enkel v. H. L. Pattin- 

 son; seit 1909 Prof., Astrophys., Univ., 

 Cambridge, seit 13 Direct., Solar Physics 

 Observatory; * 1857, Juni 21, Gates- 

 head-on-Tyne. 



The spectroacopr & its work, 164 S., London 

 1910. 



Cambridge, Phil. Soc. Proc: Polarizat. phe- 

 nom. in the eclipse 1905 aus. 30, 1 S. (13, 

 1904—06). 



London, Astron. Soc. Month. Xot.: General 

 design of spectrographs for large equatorials, 

 fr. point of view of tremor-discs, 28 S. — Four- 

 prism spectrograph for 25-inch equatorial, 

 15 S. — Velocity in line of sight. Selected 

 Stars, 5 S. (65, 1905). — Polarisat. phenomena 

 in solar corona, 1905 aug. 30, 6 S. (66, 06). — 

 Spectroscopic observat. of the sun, 15 S. — 

 The spectrum of a Orionis (m. B. Cookson), 4 S. 

 (67, 07). — Cyanogen in solar atmosphere & 

 in interplanetarv space, 9 S. (68, 07). — Spec- 

 trum of comet 1910 a, 3 S. (70, 10). — Spectrum 

 of sun's limb in partial solar eclipse, 1912 april 

 16—17, 2 S. (72, 12). — Spectrum of Nova 

 Geminorum No. 2 (m. F. Stratton), 2 S. (73, 

 13). — Total solar eclipse 1914 aug. 20—21, 

 Crimea,4 S. (75, 15). — Identityof Fraunhofer's 

 group G with hydrocarbon band 4314 (m. F. E. 

 Baxandall & C. P. Butler), 1 S. (76, 16). — 

 Spectrum of Nova Aquilse III (1918), 6 S. 

 (79, 18). — Physical aspect of the Einstein pre- 

 diction, 5 S. (80, 19). — Attempt to photograph 

 the spectrum of the lower chromosphere dur- 

 ing the partial solar eclipse, 1921 april 7 — 8, 

 4 S. (81, 20).^— Law of rotat. of sun, 16 S. 

 (82, 21). — New method of securing spectro- 

 scopic observats. of the rotat. of the sun, 2 S. 

 (82, 21). 



London. Roy. Instlt. Proc: Eclipse problems 



6 observ., 14 S. (18, 1905—07). 



London, Roy. Soc. Proc: Total solar eclipse 

 1905 aug. 30, Guelma, 20 S. (77, 1905). 



Xewbery, Edgar; zuerst an d. Univ. 

 Manchester, seit 1920 Prof., phys., 

 Chemie, Univ., Kapstadt. 



Amer. Chem. Soc. Journ. : Hydrogen over- 

 voltage. Criticism of the papers by Mac Innes, 

 Adler & Contieri, 4 S. (42, 1920). 



London, Chem. Soc. Journ.: Unstable Com- 

 pounds of cholesterol with barium methoxide, 



7 S. — Overvoltage, 17 S. — Electromot. 

 forces in alcohol, V: Dropping electrode in al- 

 cohol. soluts., 10 S. (105, 1914). — VII: Con- 

 centrat. cells with calomel electrodes, SS. — 

 VI: Absolute potentials by the capill. electro- 

 met.. 6 S. (107, 15). — Overvoltage tables, 

 I, 16 S. — IL 13 S. — in, 12 S. — IV, 10 S. 

 (109, 16). — The hydrat. of ions & metal 

 overvoltage, 21 S. (111, 17). — A new method 



for the determinat. of conductivity, 8 S. (113, 

 18). — Chlorine overvoltages, 10 S. (119, 21). 



London, Roy. Soc. Proc: The reduot. of 

 metallic oxides with hydrogen at high pressures 

 (m. J. N. Pring). 10 S' (92, 1916). 



Manchester, Lit. Phll. Soc. Mem.: The theory 

 of overvoltage. 34 S. (60, 1915/16). — Recent 

 work on overvoltage, 20 S. (61, 16/17). — Ra- 

 dio-activity & the colorat. of minerals (m. H. 

 Lupton), 16 S. (62, 17/18). 



Vv rVeweoinb, Simon; war 1884 — 93 

 Prof., Math. & Astron., Univ., Baltimore, 

 Mitgl. d. XL, ausgez. durch d. preuß. 

 Orden pour le merite; * 1835, t 1909, 

 Juli 11, Washington. — (Nachr. v. Doo- 

 little, 18 S. m. Bildn., in Philad., Am. 

 Soc. Proc, 49, 1910, v. Brown, 17 S., in 

 Amer. M. Soc, 16, 09, 7 S. in Lond., 

 Roy. Soc Proc, 84, 10, 7 S. in Lond., 

 Astr. M. N., 70, 10, 3 S. in A. N., 182, 

 09, & V. Paterson, 15 S. m. Bildn., in 

 Canada, Astr. Soc. Journ., 7, 13.) 



The stars: a study of the universe, 346 S., 

 London 1902. — Astronomy for everybody, 

 358 S., London 03. — Reminiscences of an 

 astronomer, 436 S., London 03. — On the posit. 

 of the galactic & other principal planes toward 

 which the stars tend to crowd, Washington 04. 

 — Statistical inquiry into the probability of 

 causes of the product. of sex in human off spring, 

 Washington 05. — Compendium of spherical 

 astronomy. With its applicats. to the determi- 

 nat. & reduct. of posits. of the fixed stars, 

 462 S., London & New York 06. — Sidelights 

 on astronomy & kindred fields of populär 

 science, 360 S., London 06. — Investigat. of 

 inequalities in the mot. of the moon, produced 

 by the act. of the planets, Washington 07. — 

 Populär astronomy, 2. Aufl., 600 S., London 10. 



Boston, Amer. Acad. Proc: A search for 

 fluctuats. in the sun's thermal radiat. through 

 their influence on terrestr. temper., 79 S. (21, 

 1908). 



Chicago, Astrophys. Journ.: Observat. of 

 the zodiacal light to the north of the sun, 4 S. 

 (22, 1905). — The optical & psycholog. prin- 

 ciples involved in the interpretat. of the ca- 

 nals of Mars, 17 & 1 S. (26, 07). 



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

 sirableness of a re-investigat. of the problems 

 growing out of the mean mot. of the moon, 

 9 S. (63, 1902/03). — Remarks on the deter- 

 minat. of the parallactic inequalitv of the moon, 

 2 S. (64, 03/04). —The eclipse öf Agathocles, 

 2 S. (65, 04/05). — The astronomical value of 

 ancient Statements of solar eclipses. IS. — 

 On ilr. Cowell's discuss. of ancient eclipses of 

 the sun, 3 S. (66, 05/06). — Considerats. on 

 the form & arrangem. of new tables of the 

 moon, 7 S. (68, 07/08). — Fluctuats. in the 

 moons mean mot., 6 S. — Comparison of an- 

 cient eclipses of the sun with modern elementa 

 of the moons mot., 7 S. (69, 08/09). 



A'ewkirk, Burt L., Dr. phil. 1902 

 München; stud. 00—02 München, 03 

 Göttingen; 07 Assoc. Prof., Univ., Minne- 

 apolis, seit 20 Research Lab. Gen. El. 

 Co.; * 1876, Mai 1, EUenviUe, N. Y., 

 U. S. A. (Eig. Mitt.) 



Amer. Phyg. Soc Rev. : Nutat. in pratical 

 applicats. of gyro-act., 3 S. (35, 1912). 



