172 Neue Literatur. XXII, 1. 



e. ültramikroskop. 



(Biltz, W.,) Ultramicroscopic observations on the decomposition of Sulphur 



from Thiosulphuric acid and of Selenium from Selenic acid (Nachr. 



d. kgl. Ges. d. Wiss. Göttingen 1904, p. 300; vgl. Journ. R. Microsc. 



Soc. 1905, pt. 1, p. 107). 

 (Maxwell, J. C.,) Colours in inetal glasses and in metallic films (Proc. 



Roy. Soc. vol. LXXIII, 1904, p. 443; vgl. Journ. R. Microsc. Soc. 



1905, pt. 1, p. 107). 

 Michaelis, L. , Ultramikroskopische Untersuchungen (Virchows Arch. f. 



pathol. Anat. Bd. CLXXIX [Folge 17, Bd. IX], 1905, H. 2, p. 195—200). 



3. Mikrophotographie und Projektion. 



(Chapman Jones,) Three-colour photography (Knowlßdge vol. I, 1904, 

 p. 285; vgl. Journ. R. Microsc. Soc. 1905, pt. 1, p. 104). 



Edelmann, M. , Universal-Vorlesungs- Projektionslampe (Phys. Zeitschr. 

 Bd. VI, 1905, p. 78). 



(Köhler, A.,) Photomicrography with the aid of iiltra-violet light (Enginee- 

 ring vol. LXXVIII, 1904, p. 760; vgl. Journ. R. Microsc. Soc. 1905, 

 pt. 1, p. 103). 



Simon et Spillmann, L., Application de la Photographie ä la numeration 

 des elements figures du sang (Compt. Rend. Soc, Biol. t. LVII, 1904, 

 no. 37, p. 659—6(30). 



(Thompson, J. ,) Photomicrography and Photomicrometry (Proc. Scot. 

 Micr. Soc. vol. IV, 1903, p. 44; vgl. Journ. R. Microsc. Soc. 1905, pt. 1, 

 p. 106). 



4. Präparationsmethoden im allgemeinen. 



(Collins, J. R.,) Hanging-drop preparations (Journ. R. Microsc. Soc. 1905, 

 pt. 1, p. 117; vgl. Brit. Med. Journ. vol. II, 1904, p. 1635). 



Darvk^in, H., Electric thermostat (Phil. Mag. vol. VII, 1904, p. 408). 



Dreuw , Exstirpations- und Operationsfeder (Monatsh. f. prakt. Dermatol. 

 Bd. XXXIX, 1904, p. 208—210 m. 1 Fig. ; vgl. diese Zeitschr. Bd. XXII, 

 1905, p. 137). 



