86 



Beketoff 



Bell. 



Wiss. Abhdl?. d. Normal-Eiehsgs.-Komm.: 



D. Grundlagen & Resultate d. Beobachtgn. üb. 

 d. Dichte v. Schwefelsäure- Wassermischgn. (5). 



— Ausdehnungsbestimmgn. am Abbe-Fizeau- 

 schen Dilatometer (8, 1912). — Bestimmg. d. 

 Oberflächenspanng. v. Ölen (m. J. Grunmach), 

 (9, 17). 



Zeitschr. D. Ges. Mech. Optik: Wiederkeh- 

 rende Nachprüfg. d. Meßgeräte. — Meter- 

 Tonnen-Sekunden-System (1918). — 50 Jahre 

 Tätigk. d. Normal-Eichgs.-Komm. (19). 



Zeitschr. f, anorg. Chemie: Lorenz: Dichte & 

 Ausdehng. d. Schwefelsäure in wässeriger Lösg. 

 (m. J. Domke), 58 S. (43, 1905). 



Zeitschr. f. physlk. Chemie: Ostwald: D. v. 

 Prof. Dolezalek in seiner Abhdlg. : Gleichgew. 

 binärer Gemische in Lösgn. & in Dampf, auf- 

 gestellten Beziehgn., 18 S. (66, 1909). 



IV Beketoff, Nikolai Nikolajewitsch, 

 Dr. ehem. Charkow, ord. Mitgl. d. Akad. 

 d. Wiss., St. Petersburg; * 1827, f 1911> 

 Nov. 30 (a. St.), St. Petersburg. — 

 (Nachr. v. Waiden im Bull. d. Akad., 

 1912, Nr. 2, 123). 



St. Petersburg, Acad. Bull.: Essai d'explicat. 

 d. proprietes du Ra (russ.), 8 S. (.3, 1909). 



Zeitschr. f. anorg. Chemie: Lorenz: D. durch 

 Schmelzen verursachte gegenseit. Austausch 

 bei Halogensalzgemischen, 17 S. (40, 1904). 



Bell, E. T., Dr.phil.; Prof., Math., 

 Univ., Seattle, Washington, U.S.A. 



Amer. Journ. oi Math.: On the repi-esentats. 

 of numbers as sums of 3, 5, 7, 9, 11 & 13 Squares, 

 21 S. (4a, 1920). — An arith. dual of Kummer's 

 quartic surf., 12 S. (44, 22). 



Amer. Itlath. Monthlj : On proofs by math. 

 induct., 3 S. (37, 1920). — On the divisors of 

 numerats. of Bernouilli nrs., 2 S. (28, 21). 



Amer. Math. Soc. Bull.: Some remarkable 

 determinants of integers, 5 S. (24, 1917/18). — 

 A partial isomorph of trigonometry, HS. (25, 

 18/19). — On the number of representats. of 2 n 

 as a sum of 2 r Squares, 7 S. — Definit. & 

 illustrats. of new arithmetical group invariants, 

 13 S. — The equation ds" =^ dx^ -}- dy^ + dz", 

 7 S. (26, 19/20). — An Image in four-dimen- 

 sional lattice space of the theory of the elliptic 

 theta functs., 7 S. — Proof of an arithmetic. 

 theorem due to Liouville, 3 S. — On a general 

 arithmetic formula of Liouville, 3S. (27, 20/21). 



— Extenss. of Dirichlet multiplicat. & Dede- 

 kind invers., 12 S. — A revis. of the Bernoul- 

 lian & Eulerian functs., 8 S. (28, 22). 



Amer. Math. Soc. Trans.: Arithmetical para- 

 phrases, 30 & 22 S. — On restricted Systems 

 of higher indeterminate equats., 6 S. (22, 

 1921). — Anharmonic polynomial generaliza- 

 tions of the numbers of Bernoulli & Euler, 

 24 S. (24, 22). 



Ann. of Math. Harvard Coli.: Numerical 

 functs. of [z], 7 S. (19, 1917/18). — On the 

 enumerat. of proper & improper representats. 

 in homogeneous forms, 14 S. (21, 19/20). — 

 The reversion of class. number relats. & the 

 total representat. of an int. as a sum of sqs., 

 12 S. (23, 21). — Periodicities in the theory of 

 partitions, 23 S. (24,22). 



Giorn. dl Matern. BattagUni: Qqs. conseq. 

 arithmet. de l'equat. ä 3 termes dans 1. foncts. 

 elliptiques, 23 S. (59, 1921). 



Journ. de niath.: Liouville: L. representat. 

 propres par qqs. formes quadrat. de Liouville, 

 24 S. (2, 1919). 



Lancaster (Pa.) Press: The cyclotomic 5-ary 

 5-ic, 96 S. (1912). 



Mathe m. Zeitschr.: Arithmetical equiva- 

 lents for a remarkable identity betw. theta func- 

 tions, 7 S. (13, 1922). 



Messenger of Math.: Fourier series for the 

 Squares of Hermite's eighteen doubly periodic 

 theta quotients, 9 S. (47, 1917/18). — The 

 twelve elliptic functs. related to sixteen doubly 

 periodic functs. of the second kind, 7 S. (49, 

 19/20). — The Bernoullian functs. occurring 

 in the arithmet. applicats. of elliptic functs., 

 10 S. (50, 20). — Relats. betw. the numbers 

 of Bernoulli, Euler, Genocchi & Lucas, 13 S 

 (52, 22). 



Paris, Acad. CR.: L. representat. propres par 

 qqs. formes quadrat. de Liouville, 2 S. (169, 

 1919). 



Phil. Mag.: Parametric soluts. for a funda- 

 mental equat. in the general theory of relativity, 

 with a note on similar equats. in dynamics, 

 4 S. (39, 1920). 



Quart. Journ. of pure a. appl. Math.: Class 

 nr. relats. & certain remarkable sums relating 

 to 5 & 7 sqs., 7 S. (49, 1920). — On recurrences 

 for sums of divisors, 7 S. (49, 21). 



Soc. Math, de tJröce Bull.: Laforme x^ + 3 y" 

 & l'equat. mod. de 3 ordre, 5 S. (2, 1921). 



Tohoku, Math. Journ.: On a certain invers. 

 in the theory of numbers, HS. (17, 1920). — 

 Class numbers & the form xy -\- xz -\- zz, 

 12 S. (19, 21). 



Univ. of Wash. pub. In sei.: Arith. theory of 

 certain numerical functs., 45 S. (1, 1915). 



Bell, Louis, Dr. phil. 1888 Balti- 

 more; 88 — 89 Prof., angew. Elektr., 

 Lafayette, 90—92 Herausg. v. Electrica! 

 World, seit 95 Oberingenieur d. Gen. 

 Electric Co., Boston, Mass., U.S.A. ; 

 * 1864, Dez. 5, Chester, N.H. (Who's 

 v^'lio in Am.) 



The telescope, 9+ 287 S., 1 Taf., New York 

 1922. 



Boston, Amor. Acad. Proc: Some meteoro- 

 logical uses of the polariscope, 8 S. (43, 1907 — 

 08). — The opacity of cert. classes for the 

 ultra-violet, 14 S. (46, 10—11). — The ultra- 

 violet component in artificial light, 30 S. (48, 

 12 — 13). — Types of abnormal color vis., 15 S. 

 (50, 15). 



Canada, Astron. Soc. Journ.: The early evo- 

 lut. of the reflector, 7 S. (16, 1922). 



Chicago, Astrophys. Journ.: The Perot- 

 Fabry corrects. of Rowland's wave-lengths, 7 S. 

 (18, 1903). — Some convenient forms of com- 

 parison-prisms, 3 S. (29, 09). — Star colors. 

 A study in physiological optics, 24 S. (31, 10). 

 — The physical interpretat. of albedo, 29 & 

 22 S. (45 & 50, 17 & 19). 



IV Bell, Sir Robert, M.D.C.M. 1878 & 

 D.Sc. 1901 Montreal, LLD King- 

 ston, Sc.D. 02 Cambridge, Engl.; stud. 

 Montreal; war 1863—84 Prof., Naturw., 

 Kingston, 84 Teilnehmer d. Forschgs- 

 reise nach d. Hudsomway, seit 88 R. 

 Comm. f. d. Mineralien Ontarios, 40 J. 



