;[48 Neue Literatur. I, 1. 



g. Spectralapparate. 



Hardy, J. D., The chromatoscope: a raotbod of illuminating crystals and similar 



objects by coloiired ligbt (Journ. Quek. Micr. Club vol. I. 1883, p. 108. — 



cfr. Journ. R. Microsc. Soc. Ser. II vol. III, 1883, pt. 1 p. 126). 

 Kruess, H., Spectral-Spalt mit symmetriscber Bewegung der Schneiden (Cari.'s 



Repert. f. Phys. Bd. XVIII p. 217; Repert. d. analyt. Chein. Bd. II p. 17; 



Zeitschr. f. Instriimentenk. Bd. III, 1883, p. G2). 

 Abbe's spectro-polarizator (Journ. R. Microsc. Soc. Ser. II vol. III 1883, pt. 3 



p. 435; aus: Dippel, L., D. Mikroskop 2. Aufl. 1883). 

 Haetnack's illuminating apparatus for monocbromatic light (1. c. pt. 3, 1883, 



p. 436). 

 Illuminating apparatus for monocbromatic ligbt (Amer. Montbly Microsc. Journ. 



vol. IV, 1883, no. 9 p. 171). 

 The polari-spectro-microscope (1. c. p. 168). 

 Rollet's polari-spectroscope (Journ. R. Microsc. Soc. Ser. II vol. Ill, 1888, 



pt. 2 p. 272). 

 Zeiss' spectro - polarizer (Am. Montbly Microsc. Journ. vol. IV, 1883, no. 9 



p. 174). 



h. Polarisationsapparate und Goniometer. 



Gllazebrook, H. T., On polarizing prisms (Proceed. Phys. Soc. London, vol. II, 



1883, p. 204). 

 Madan, H. G., Modification of Darker's selenite- bolder (Journ R. Microsc. 



Soc. Ser II vol. III. 1883, pt. .5 p. 718). 

 (Schröder) A new analyzing prism (Am. Montbly Microsc. Joiu-n. vol. IV, 



1883, no 8 p. 257). 

 Apparatus for rotating polarizing objects (Journ. R. Microsc. Soc Ser. II 



vol. IIL 1883, pt 3 p. 434; aus: Dippel, L, Das Mikroskop 2te Aufl. 1883). 

 Hartnack and Prazmowski's polarizing prism (Journ. R. Microsc. Soc. Ser. II 



vol. III, 1883, pt. 3 p. 428). 

 Hirschwald's microscope-goniometer (Journ. R. Microsc. Soc. Ser. II vol. III, 



1883, pt. 5 p. 700). 

 Thomson's polarizing prism (1. c. pt. 4 p. 575). 



i. Camera lucida. 



Heimatb, Neuerungen an den Camera lucida genannten Instrumenten (Zeitschr. 



f. Instrumentenk. Bd. III, 1883, p. 79). 

 Hobson, ß., On drawing microscopic objects (Sci.-Gossip 1883, p. 193). 

 Jung, H., Neuer Zeichenapparat (Embryograph) für schwache Vergrösserungen 



Zeitschr. f. Instrumentenk. Bd. III, 1883, p. 165). 

 (Ranvier, L.), Correction of the distortions produced by tbe camera lucida 



(Journ. R. Microsc. Soc. Ser. II vol. III, 1883, pt. 4 p. 560). 

 Schröder, Zeicbenapparat (Zeitschr. f. Instrumentenk. Bd. III, 1883, p. 80). 



