130 



Neue Literatur. XIX, 1. 



Sbibert's illuminating apparatus (Journ. R. Microsc. Soc. 1901, pt. G, 



p. 704). 

 Watson's universal condenser (Juurn. R. Microsc. Soc. 1901, pt. (3, p. 704). 



f. Verschiedenes. 



(Dongier, R.,) Apparat zur Messung der Krümmung und anderer Con- 

 stanten eines optischen Systems (Zeitschr. f. Instrumentenk. Bd. XXI. 

 1901, H. 12, p. 3(i2 ; vgl. Journ. de Phys. t. X, 1901, p. 2G6). 



Gordon, J. W., The Abbe diffraction theory (Journ. R, Microsc. Soc. 

 1901, pt. 6, p. 029). 



L. B. E., Notes on the microscope I (Journ. applied Microsc. vol. V, 1902, 

 no. 1, p. 1(321). 



(Reynolds, T. O.,) Device for leveling the microscope (Journ. R. Microsc. 

 Soc. 1901, pt. 6, p. 720; vgl. Journ. applied Microsc. vol. IV, 1901, 

 p. 1458). 



Thompson, S. P., Some experiments on the zonal aberration of lenses 

 (Arch. Neerland [2] t. VI, 1901, p. 747). 



3. Mikrophotographie und Projection. 



(Aspinwall, J.,) Methods of producing enlargements and lantern slides of 

 microscopic objects for class demonstrations (Journ. R. Microsc. Soc. 

 1901, pt. 6, p. 707; vgl. Transact. Amer. Microsc. Soc. vol. XXII, 

 1901, p. 41). 



Dennis, D. W., Laboratory photography: Photomicrography II. An appa- 

 ratus adapted to all kinds of work (Journ. applied Microsc. vol. IV, 



1901, no. 11, p. 1525). 



Dennis , D. W. , Laboratory photography : Photomicrography III. (Journ. 



applied Microsc. vol. V, 1902, no. 1, p. 1618). 

 Hering, K., Ueber die Herstellung stereoskopischer Wandbilder mittels 



Projectionsapparates (Arch. f. d. ges. Physiol. Bd. LXXXVII. 1901, 



H. 5—7, p. 229j. 

 (Moll, AV. J.,) Apparat zur scharfen Einstellung des Projections-Mikro- 



skopes aus einiger Entfernung (Zeitschr. f. Instrumentenk. Bd. XXII, 



1902, II. 1, p. 28; vgl. diese Zeitschr. Bd. XVIII, 1901, p. 129). 

 (Wandolleck, B. ,) New object-holder for photomicrography (Journ. R. 



Microsc. Soc. 1901, pt. 6, p. 705; vgl. diese Zeitschr. Bd. XVIII, 1901, 

 p. 1). 



