2U 



Instrumentenk., Berlin, 26, 1906, 

 (102-107). [3155]. 21980 



Wilson, C. T. R. On a portable 

 gold-leaf electrometer for low or 

 high potentials, and its application 

 to measurements in atmospheric elec- 

 tricity. Cambridge, Proc. Phil. Soc, 

 13, 1906, (184-189). [6005]. 21981 



On the measm-ement of the 



earth-air current and on the origin 

 of atmospheric electricity. Cam- 



bridge, Proc. Phil. Soc, 13, 1906, 

 (363-382). [5270]. 21982 



Wilson, Ernest. Effects of self- 

 induction in an iron cylinder. Lon- 

 don, Proc. R. Soc, (Ser. A), 78, 1906, 

 (22-27). [6440 5440]. 21983 



■ The effective resistance 



and inductance of steel rails. Elect., 

 London, 57, 1906, (584). [5660 6450]. 



21984 



and Mitchell, T. Dielec- 

 tric strength, capacity and resistance 

 of certain specimens of mica. Elect., 

 London, 54, 1905, (880). [5660]. 



21985 



— and Wilson, W. H. A 



method for the measurement of self- 

 induction. Elect., London, 56, 1906, 

 (464). [6440]. 21986 



Wilson, Harold A. The theory of 

 " moving coil " and other kinds of 

 ballistic galvanometers. Phil. Mag., 

 London, '(Ser. 6), 12, 1906, (269-272). 

 [5707 6010]. 21987 



and Gold, E. On the 



electrical conductivity of flames con- 

 taining salt vapours for rapidly 

 alternating currents. Phil. Mag., 



London, (Ser. 6), 11, 1906, (484-505). 

 [5685]. 21988 



Wilson, Thos. M. On the comparison 

 of conductivity and freezing points 

 of small quantities of body fluids in 

 health and disease. Amer. J. Physiol., 

 Boston, Mass., 16, 1906. (438-467). 

 [1920 2030]. 21989 



Wilson, W. H. Wattmeter cor- 

 recting factors. Electr., London, 

 55, 1905, (430). [6450]. 21990 



V. Wilson, E. 



Wind, C. H. Les electrons et la 

 matiere. Eclair, electr., Paris, 40, 

 1906, (401-408). [4960]. 21991 



Windelschmidt, A. v. Thiel, Alfred. 



Wingen, A. Die verschiedenen 



Methoden der Helligkeitspriifung. Ge- 

 sundhtslng., Miinchen, 27, 1904, (153- 

 159). [3010]. 21992 



Das Wingensche Photo- 



meter. Entgegnung auf einen Vor- 

 trag des Herrn Dr. Bier. Schillings 

 J. Gasbeleucht., Miinchen, 48, 1905, 

 (76-77). [3010]. 21993 



Winkelblech, K. Spezifisches Ge- 

 wicht und Zusammensetzung von 

 Losungen, die gleichzeitig Salz und 

 Saure desselben Anions cnthalten. 

 ChemZtg, Cothen, 30, 1906, (833-834). 

 [0810]. 21994 



Ein Beitrag zur Chemie 



der Kolloide. Zs. angew. Chem., 

 Berlin, 19, 1906, (1953-1955). [0340]. 



21995 

 Winkelmann, A[dolf]. Zur Demon- 

 stration der Abbeschen Theorie des 

 Mikroskopes. Ann. Physik, Leipzig, 

 (4. Folge), 19, 1906, (416-420). [3082]. 



21996 



Bemerkungen zu der 



Abhandlung von 0. W. Richardson, 

 J. Nicol imd T. Parnell iiber die Diffu- 

 sion von Wasserstoff durch heisses 

 Platin. Ann. Physik, Leipzig, (4. 

 Folge), 19, 1906, (1045-1055). [0320]. 



21997 



Untersuchung einer von 



E. Abbe gezogenen Folgerung aus 

 dem Interferenzprinzip. Ann. Physik, 

 Leipzig, (4. Folge), 21, 1906, (270- 

 280). [3160]. 21998 



Ernst Abbe. 



Rede 



. . . Jena (G. Fischer), 1905, (23). 

 24 cm. 0,60 M. [0010]. 21999 



Ueber die Diffusion nas- 



zierenden Wasserstoffes durch Eisen. 

 [In : Festschrift Adolph Wiillner ge- 

 widmet.] Leipzig (B. G. Teubner), 



1905, (36-68). [0320]. 22000 



Winkfield, G. B. A modification of 

 the cable zero conductor resistance 

 test for submarine cables. Elect., 

 London, 57, 1906, (212). [6480]. 



22001 



Winkler, Clemens. Radioactivity 

 and matter. [Transl.] Pop. Sci. Mon., 

 New York, N.Y., 66, 1905, (267-272). 

 [0100 4275]. 22002 



Winkler, E. Ein tragbares Selen- 

 photometer fiir Gliihlampen. Schil- 

 lings J. Gasbeleucht., Miinchen, 49, 



1906, (943). [3010]. 22003 



