I. 1. Neue Literatur. X47 



Wf.nham's mecbanical stage (Journ. R. Microsc. Soc. Ser. II vol. III. 1883. 

 pt. 2 p. 280). 



f. Belenchtungsapparate und Projectionsmikroskope. 



Bussereau, B., Note sur l'eclairage ä fond noir de Nachet (Journ. d. Photogr. 



et Microsc. VIII'- annee, no. 2 ; übers. [Nachet's black-ground illuminator] 



Microsc. News vol. III, 1883, no. 32 p. 236). 

 Folsom, D., A home-made substage condensor (Am. Monthly Microsc. Journ. 



vol. IV, 1883, no. 3 p. 46). 

 German „cylinder-diaphragms" and condensors (Journ. R. Microsc. Soc. 



Ser. II vol. III, 1883. pt. 3 p. 426 aus Behkens, W., Hilfsbuch z. Ausführ. 



mikrosk. Unters. 1883). 

 Gundlach's substage refractor (Journ. R. Microsc. Soc. Ser. II vol. III, 1883, 



pt. 1 p. 127). 

 Manipulation of the Beck vertical illuminator (1. c. p. 424 nach Smitf, E., 



How to see with the microscope). 

 Tolles' frontal-prism illuminator (Journ. R. Microsc. Soc. Ser. II vol. III, 1883, 



pt. 1 p. 127). 



Hardy, J. D., Gas lamp for microscopic use (Journ. Quek. Microsc. Club 



vol. T, 1883, p. 197). 

 van Heurck, H., La lumiere electrique appliquee aux recherches de la micro- 



graphie (Journ. de Microgr. t. VII, 1883 Mai, p. 244). 

 Hobson, B., The electric Ught applied to the microscope (Sei. -Goss. 1883, 



p. 171). 

 N. J., A new lamp-shade (Am. Monthly Microsc. Journ. vol. IV, 1883, no. 4 p. 63). 

 (Smith, J, E.), Blue-tinted lamp chiraneys, leight moderators, &c. (Journ. R. 



Microsc. Soc. Ser II vol. III, 1883, pt. 4 p. 575). 

 (Smith, J. E.), Illumination by sunlight (1. c. p. 574). 

 Stearn, C. H., On the use of incandescence lamps as accessories to the 



microscope (1. c. pt. 1, p. 29. — cfr. Engl. Mechan. vol. XXXVI, 1883, 



p. 403). 

 Voit, C. V., Verwendung der elektrischen Beleuchtung bei anatomischen, mi- 

 kroskopischen und spectroskopischen Arbeiten (Centralztg. f. Opt. u. Mech. 



vol. IV, 1883, p. 206). 

 Electric Illumination for the microscope (IVIicrosc. News vol. III, no. 26, 



p. 56). 



(Hitchcock, R.), The projecting microscope for class demonstrations (Am. 



Monthly Microsc. Journ. vol. IV, 1883, no. 1 p. 15). 

 Ryder, J. A., The Holman lantern microscope (Journ. Franklin Institute 



vol. CXVI, 1883, p. 67 — cfr. Journ. R. Microsc. Soc. Ser. II vol. III, 1883, 



pt. 4 p. 551). 

 Stowell, C. H., Projecting lanten;s (The Microsc. vol. III, 1883, p. 51. — 



cfr. Journ. R. Microsc. Soc. Ser. II vol. III, 1883, pt. 5 p. 706). 



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