276 Neue Literatur. II, 2. 



Gärtner, G., Ueber das elektrische Mikroskop (Med. Jahrb. Wien 1884, H. 2/3 



p. 217). 

 Joseph, R. E., Incandescent lamps for surgical and microscopical purposes 



(Trans, and Proceed. R. Soc. Victoria vol. XX, 1884, p. 84). 

 Schnitze, E. A., Electrical illumination in microscopy : experiments and views 



of Dr. Henri van Heurck und Theodor Stein (Joum. New- York microsc. 



Soc. vol. I, 1885, no. 1 p. 1 ; nach dieser Zeitschr. Bd. I, 1884, pp. 161, 419). 

 Stricker, S., Ueber das elektrische Licht als Hülfsmittel für den mikroskopi- 

 schen Unterricht (Wiener med. Jahrb. 1883, p. 463). 

 (v. Volt, C), Electric illumination for anatomical, microscopical, and spec- 



troscopical work (Journ. R. Microsc. Soc. Sei*. II vol. IV, 1884, pt. 6 



p. 966). 

 Electric light for the microscope (Amer. Monthly Microsc. Joum. vol. V, 1884, 



no. 12 p. 222; nach dieser Zeitschr. Bd. I, 1884, p. 161). 



f. Camera Incida. 



Schrödek's camera lucida (Amer. Monthly Microsc. Joum. vol. V, 1884, no. 12 

 p. 221; cfr. diese Zeitschr. Bd. I, 1884, p. 259). 



g. Spectral- nnd Polarisationsapparate. 



Abbe's micro-spectroscope (Journ. R. Microsc. Soc. Ser. II vol. IV, 1884, pt. 6 



p. 957). 

 Engelmans's micro-spectral objective (1. c. p. 598). 



Bertrand, E., Sur un nouveau prisme polarisateur (Comptes rend. t. XCIX 

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Bertrand's polarizing prism (1. c. vol. V, 1885, pt. 1 p. 133). 



h. Testobjeete. 



Davison, J., Navicula cuspidata as a test-object (Sci.-Gossip 1884, p. 276). 



van Henrck, H., Note sur la resolution en perles de TAmphipleura pellucida 

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van Heurck, H., Stmcture microscopique de la valve des Diatomees (Bull. 

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Beading of Amphipleura (Amer. Monthly Microsc. Joum. vol. VI, 1885, no. 2 

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