642 



Knibbs — Knipp. 



mensurablen, 7 S. (1, 1902). — D. Fouriersche 

 Reihe & angenäherte Darstellg., 7 S. (3, 04). 



Jahresber. d. Deut. Math. Verelnlgg.: Zur 

 Theor. d. 2. Variat., 4 S. (6, 1898). — Bestimmg. 

 d. Geschlechts ganzer Funktn., 17 S. — Par- 

 tielle Diff.-Gleichgn. & Mayersche Probleme 

 d. Variats.-Rechng., 13 S. (24, 1915). — Eine 

 durch ellipt. Funktn. darstellbare Transformats- 

 gruppe, 10 S. (25, 17). 



Jahresber. d. Sehles. Ges. f. Vaterland. Kultur: 

 Begründg. d. Ähnlichkeitslehre, 2 S. (83, 1905). 



— Konjugierte Punkte beim isoper. Problem, 

 6 S. (84, 06). — Dynam. Deutg. d. Integral- 

 gleichgn., 8 S. (87, 09). — Kleine Beitr. zur 

 Funktntheorie, 13 S. (88, 10). 



Journ. t. d. reine & angew. Math.: Stabilität 

 d. Gleichgew. hängender schwerer Fäden, 18 S. 

 (125, 1903). — D. Gaußsche Theor. d. geodät. 

 Linie übertragen auf d. Mayersche Problem d. 

 Variatsrechng., 12 S. (146, 15). — Trans- 

 formatsgruppen & Variatsrechng., 13 S. (147, 

 16). 



Mathem. Ann.: Theorie & Anwendg. d. 

 Variatsrechng., 64 S. (56, 1903). — Darstellg. 

 willk. Funktn. in d. math. Physik, 67 S. — 

 Proportslehre, 2 S. (58, 04). — Theorie d. 

 Sturm-Liouvilleschen Darstellg. willkürl. Funk- 

 tn., 22 S. (60, 05). — Theorie d. Integral- 

 gleichgn. & d. Darstellg. willk. Funktn. in d. 

 math. Physik, 48 S. (63, 07). 



Mathem. Zeitschr.: Kleinste Wirkg. & Gali- 

 leische Relativität, 24 S. (2, 1918). 



München, Akad. S.Ber.: D. elementare 

 Theorie d. analjrt. Funktn. & d. komplexe 

 Integrat., 17 S. (1920). 



Palermo, Clrc. mateni. Rend.: Zur Geschichte 

 d. Greenschen Funktn., 1 S. (Supplem. 4, 1904). 



— Theorie d. Integralgleichgn., 8 S. (22, 06). — 

 Integralgleichgn. & Darstellg. willk. Funktn. 

 V. 2 Variabein. 31 S. (27, 09). — Belastete 

 Integralgleichgn., 29 S. (37, 14). 



Tohoku, Math. Journ.: Z. Theorie d. Legen- 

 dreschen Polynome, 7 S. (5, 1914). 



Zeitschr. f. Math. <t Physik: Theorie d. 

 schnell umlaufenden elast. Wellen, 13 S. (51, 

 1904). 



i'^ Knibbs, Sir George H.; Direktor, 

 Inst. Science & Industry, Melbourne; 

 * 1858, Juni 13, Sydney. (Eig. Mitt.) 



Austr. Census: The mathem. theory of po- 

 pulat., 466 S. (1, 1911). 



New Soutli Wales, Uoy. Soc. Journ.: The 

 principle of continuity in the generat. of 

 geometr. figures in pure & pseudo-homaloidal 

 Space of n-dimens., 76 S. ■ — Theorems concer- 

 ning geometr. figures in space of n-dimenss., 

 whose (n — 1) dimens. generatrices are nie 

 functs. of their posit. on an axis, straight, cur- 

 ved or tortuous, 14 S. (35, 1901). — Studies 

 in Statistical representat. ; I : On the nature & 

 computat. of the curve y = Axme"^'', 27 S. 

 (44, 10). — II: Statistical applicats. of Fourier 

 series, 27 & 35 S. (44 & 45, 10 & 11). 



Phil. Mag.: Mathematical analysis of some 

 experim. in climatological physiology etc., 

 27 S. (24, 1912). 



IV Knietsch, Rudolf Th. Jos., Dr. 

 phil. 1881 Jena, Dr.-Ing. 1905 Dresden; 

 war techn. Chem., seit 04 stellv. Direkt., 

 Ludwigshafen, erhielt z. 2. Mal d. gold. 

 Liebig-Med.; * 1854, f 1906, Mai 28, 

 Ludwigshafen. — (Nachr. v. Brunik 8 S. 



m. Bildn. & Schr.-Verz. in B. d. Deut. 

 Ch. G., 39, 1906.) 



IV Knipp, Charles Tobias, Ph. D. 

 1900 Ithaca; stud. 1890—94 Blooming- 

 ton, 98—1900 Ithaca, 10—11 Cambridge, 

 Engl.; 1894—98 Instr., 1900—03 Assist. 

 Prof., Univ., Bloomington, 03— 15 Assist, 

 Prof., 15—17 Assoc. Prof., seit 17 Prof., 

 Exp.-Elektr., Univ., Urbana; * 1869, 

 Aug. 13, Napoleon, Henry County, Ohio, 

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



Erf indgn. : Schnell wirkende Hochvakuum-Hg- 

 Luftpumpe 1917. — Neue Alkalidampfdetektor- 

 röhre. — Neue tönende Röhre 21. 



Amer. Journ., Sillinian: A new form of 

 make & break, 2 S. (5, 1898). — A new form 

 of Hg still, 2 S. (23, 1S06). — Phonogr. record 

 of the Doppler ef fect, 1 S. (27, 08). — A simple 

 cloud apparatus, 3 S. (30, 09). — An efficient 

 & rapid Hg still, 3 S. (33, 11) (dass. deut. in 

 Physik. Zeitschr., 12, 1911). — A simple 

 discharge tube f. demonstrat. purposer, 2 S. 

 (36, 12). — Diffus, of gases as low pressures 

 made visible by color effects, IS. — Absorpt. 

 of air by chaircoal cooled to the temp. of liquid 

 air, IS. — Color effects oi + & of cath. rays 

 in residual air, H, He etc., 2 S. (42, 15). — 

 Photogr. showing the relative deflect. of the 

 -f & of the — ions as compared w. the electron, 

 IS. — Electr. discharge betw. concentric cylin- 

 drical electrodes, 3 S. (43, 16). — To cut off 

 large tubes of pyrex glass, 1 S. (49, 19). — 

 High speed high vacua Hg vapor pumps, 2 S. 

 (55, 22). 



Anier. Phys. Soc. Rev.: A method f . maintai- 

 ning interme-diate temp., 2 S. (15, 1902). — 

 Temp. of the Hg arc, 2 S. (24, 07). — A con- 

 venient form of quartz tube Hg lamp, 4 S. (30, 

 10). — Temp.- & potential-pressure relats. in 

 the Hg arc, 20 S. (31, 10). — The effect of 

 light on the helix of cathode rays from a Weh- 

 nelt cath., 2 S. (34, 12). — On the readed cha- 

 racter of the deflected cath. ray line as releaved 

 by instantaneous photographe taken at short 

 ränge, 2 & 10 S. (2, 13). — An improved high 

 vacuum Hg pump, 3 S. (9, 17). — An improv. 

 form of Hg vapor air pump, IS. — A possible 

 Standard of sound, 1 S. (12, 18), 1 S. & 3 S. — 

 Further developments relative to the new 

 singing tube, 1 S. (15, 20). — Electr. properties 

 of illium (m. J. L. Hall), IS. — Effect of pres- 

 sure & gas content on the act. of vacuum tube 

 detectorsi), 3 S. (19, 22). 



Phil. Mag.: Rays of positive electricity fr. 

 the Wehnelt cath., 7 S. (22, 1911) (auch in 

 Amer. Phys. Soc. Rev., 34, 1912). — A Wehnelt 

 cath. -ray tube magnetometer^), HS. (32, 16). 



Proc, Amer. Inst. Elec. Eng.: Properties of 

 the Wehnelt cath. rays, 12 S. (31, 1912). 



Proc. Inst. Radio Englneers: Photoelectr. 

 electron tubes^), 16 S. (10, 1922). 



Proc. soc. proniot. of eng. educat.: Physics 

 at the univ. of Illinois, 11 S. (30, 1922). 



School Science & Math.: New theoris of 

 matter in relat. to chem. & phys. theory, 13 S. 

 (6, 1906). — Determinat. of e/m for cath. rays 

 a laborat. experim. for an undergraduate 

 course in electr. measurements, 8 S. (14, 14). 

 — A simple demonstrat. tube for exhibiting 

 the Hg hammer, glowby Hg frict., & the 

 vaporisat. of Hg at reduced pressure, 1 S. 

 (17, 17). — An cid forme of top revived, 4 S. 



