470 Neue Literatur. I, 3. 



Bulloch's imi)roved biological microscope (Journ. R. Microsc. Soc. Ser. II vol. 



IV, 1884, pt. 2, p. 279 nach Amer. Montlily Microsc. Journ. vol. V, 1884, 



n. 1 p. 9). 

 Cox's microscope with concentric movements (Journ. R. Microsc. Soc. ser. II 



vol. IV, 1884, pt. 2, p. 279 nacli Proceed. Amer. Soc. Microscopists 6'h. 



ann. meet. p. 147; cfr. diese Zeitschr. Bd. I, 1884, p. 427). 

 Geneva company's microscope (Journ. R. Microsc. Soc. Ser. II vol. IV, 1884, 



pt. 2 p. 281). 

 Giant electric microscope (1. c. p. 283). 

 The improved ,Investigator' stand (Amer. Monthly INIicrosc. Journ. vol. V, 1884, 



no. 5, p. 84). 

 ToLLEs's student's microscope (Journ. R. Microsc. Soc. Ser. II vol. IV, 1884, 



pt. 2 p. 283). 

 Winter's, Harris and Rübeegall's revolver microscopes (1. c. p. 284). 



b. Objectiv. 

 Bradbury, W. , The achromatic objectglass 30. 31 (Engl. Mechan. vol. 



XXXVIII p. 485, vol. XXXIX p. 6). 

 Noe, L. H., Homogeneous Immersion (Amer. Monthly Microsc. Journ. vol. V, 



1884, no. 4 p. 79). 

 Pendlebury, C, Lenses and Systems of lenses treated after the manner of 



Gauss 99 pp. 24 figg. 8" Cambridge 1884. 

 Wassell, H. A, Plate glass for optical work (Engl. Mechan. vol. XXXIX, 



1884, p. 57). 

 Oil-immersion objectives (Microsc. News vol. IV, 1882, no. 41 p. 131). 



c. Ocular. 



Bausch, W. , Eye-pieces and objectives (The Microsc. vol. IV, 1884, no. 5 



p. 107). 

 Peniiy, W. G., Theory of the eye-piece 4. 5. (Engl. Mechan. vol. XXXVIII, 



1884, p. 497, 541). 

 Ward , R. H. , An eye-shade for monocular microscopes (Amer. Monthly 



Microsc. Journ. vol. V, 1884, no. 5 p. 82). 



d. Tubus. 

 Bullocb, W. H., The „Congress" nose-piece (Amer. Monthly Microsc. Journ, 



vol. V, 1884, no. 3 p. 58). 

 McCalla, A., The „Congress" nose-piece (Amer. Monthly Miscrosc. Journ. 



vol. V, 1884, no. 4 p. 78). 

 McCalla, A., The McCai.la nose-piece (The Microsc. vol. IV, 1884, no. 5, 



p. 101). 

 Geneva Co's nose-piece adapters (Journ. R. Microsc. Soc. Ser. II vol. IV, 1884, 



pt. 2 p. 284). 



