I, 1. Neue Literatur. I49 



Chevalier's Camera lucida (Journ. R. Microsc. Soc. Ser. II vol. III, 1883, pt. 3 



p. 423) 

 Distortion produced by Camera lucidas (Am. Monthly Microsc. Journ. vol. IV, 



1883, no. 3 p. 43). 

 Grdnow's Camera lucida (Journ. R. Microsc. Soc. London Ser. II vol. III, 



1883, pt. 3 p 423, pt. 5. p. 713 — cfr. Engl. Median, vol. XXXVII, 1883, 



p. 154). 

 Holle's drawing apparatus (Journ. R. Microsc. Soc. Ser. II vol. III, 1883, pt. 3 



p. 424; aus Behuens, W., Hilfsbuch z. Ausfuhr, mikrosk. Unters. 1883). 

 Qüeen's holder for Wood-vvard's prism (Journ. R. Microsc. Soc. Ser. II vol. III, 



1883, pt. 4 p. 573). 

 Seibert and Krafft's small camera lucida (1. c. p. 560). 

 Winkel's small camera lucida (1. c). 



k. Mikrometer. 



Bale, W. M., How to make an eye-piece micrometer (Southern Sei. Record 



vol. III, 1883, p. 13. — cfr Journ. R. Microsc. Soc. Ser. II vol. III, 1883, 



pt. 4 p. 570). 

 Dowdeswell, G. F., Note on cobvi^eb-micrometers with the second web mov- 



able (Quart. Journ. of Microsc. Sei. vol. XXIII, 1883, p. 337. — cfr. Journ. 



R. Microsc. Soc. Ser. II vol III 1883, pt- 3 p. 422). 

 Grattarola, G., Süll' un possibile errore nelle misurazioni micropetrografiche 



fUeber einen möglichen Irrthum bei mikropetrographischen Messungen]. 



(Atti della Soc. Tose, di Sc. nat. Proc. verbali vol. III, 1883, p. 244). 

 Hitchcock, R., A simple eye-piece micrometer (Am. Monthly Microsc. Journ. 



vol. IV, 1883, no. 10 p. 196). 

 Roger, W. A., and Ballon, G. F., On a convenient method of expressing 



micrometrically the relation between english and metric units of length 



on the same scale (Proceed. Amer. Assoc. Adv. Sei. 1881. Cincinnati 



p. 116). 

 Division of micrometer eye-piece (Am. Monthly Microsc. Journ. vol. IV, 1883, 



no. 9 p. 179) 

 Measurement of microscopical magnitudes (Journ. R. Microsc. Soc. Ser. II 



vol. III, 1883, pt. 4 p. 567). 

 Zeiss's stage-micrometer (1. c. p. 573). 



1. Testobjecte und Probeplatten. 



Hitchcock, R., The Podura scale (Am. Monthly Microsc. Journ. vol. IV, 1883, 



no. 6 p. 101). 

 Moore, A Y., Amphipleura pellucida by central light (The Microsc. vol. III, 



1883, p. 49). 

 Rogers, The visibility of ruled lines (Am. Monthly Microsc. Journ. vol. IV, 



1883, no. 3 p. 45. — cfr. Journ. R. Microsc. Soc. Ser. II vol. III, 1883, 



pt. 3 p. 439). 



