ZOOLOaY AND BOTANY, MICROSCOPY, ETC. 151 



K L 6 N N E, J., and G. M u l l e e. — Blendvorrichtung fiir Mikroskope. (Diapliragm 

 for Microscopes.) [Post.] 



Title only of German Patent, Kl. 42. No. 3416. 

 ,, „ „ Pendel-Objecttisch. fiir Mikroskope. (Pendulum 



Stage for Microscopes. {_Supra, p. 127.] 



Title only of German Patent, Kl. 42, No. 4238. 

 M., W. — The Magnifying Power of an Inch Objective. 



[Proposal to " settle the standard value of an objective which with standard 

 length of tube and a 2 in. eye-piece shall have a certain magnifying 

 power and be called a one-inch."] 



Amer. Mon. Micr. Journ., VI. (1885) pp. 203-4. 



Malassez, L. — Sur les Chambres claires en general et snr una Chambre claire 



a 45°. (On Camerse lucidse in general, and on a 45° camera lucida.) [Posi.] 



Travaux Labored. cVHistol. du College de France, 1884 (1885) pp. 166-79 (1 fig.). 



M ANTON, W. P. — See American Society of Microscopists. 



Microscope and how to use it, with Instructions for Mounting Objects. 



16 pp. and 3 tigs., 8vo, London, u.d. 

 Moore, A. Y. — The Zeiss 1/18 in. Objective. 



[Results of comparison with a Spencer 1/10 in favour of the latter.] 



The Microscope, V. (1885) pp. 228-29, 

 Mosgrove, S. M. — See American Society of Microscopists. 

 Muller, G. — See Klonne, J. 



N E L s N, E. M. — A Method of Equalising the Thickness of Slips when using an 

 Oil-immersion Condenser. [_Supra, p. 131.] 



Engl. Mcch., XLII. (1885) p. 280 (3 figs.). 

 „ ,, A New Aplanatic Pocket Lens. 



[Recommending Zeiss's No. 127. Extreme field 5/8 in., of which 7/16 in. 

 is flat. Power 10.] 



Engl. Mech., XLII. (1885) p. 283. 

 „ „ Testing Objectives. 



["The art of testing object-glasses can only be acquired by long practice, 

 and by seeing a great number of lenses, especially those by diflerent 

 makers."] 



Engl. Mech., XLII. (1886) p. 427. 

 Photography and Minute Details. [_Supra, p. 146.] 



Brit. Journ. Phot., XXXII. (1885) pp. 786-87. 

 Photo-micrography. 



[General consideration of photographic methods.] 



New York Phot. Times, XV. (1885) pp. 691-2 (in part). 

 Presidents, Portraits of. 



[" The R. Micr. Soc. are adopting a plan which might be advantageously 

 followed by all other scientific or learned societies."] 



Brit. Journ. of Photography, XXXII. (1885) p. 786. 

 Prinz, W.— See Cox, J. D. 

 Read' s (H. T.) Fine Platinum Wire. {Post.'\ 



St. Louis National Druggist, VII. (1885) p. 308. 

 Rogers, W. A. — The Microscope in the Workshop. 



[Paper read before Boston Meeting of Mechanical Engineers. Post."] 



Engl. Mcch., XLII. (1886) pp. 397-8. 

 RosENBUSCH, H. — Mikroskopische Physiographie der Mineralien und Gesteine. 

 Ein Hiilfsbuch bei mikroskopischen Gcsteinsstudien. Band I. Die petro- 

 graphisch wichtigen Mineralien. (Microscopical Physiography of Minerals 

 and Rocks. A guide to the microscopical study of rocks. Vol. I. The 

 petrologically important minerals.) 



[Describes the author's original polaiising Microscope, and the Nachet and 

 Klein forms, pp. 112-23 (6 figs.). Also Fuess's new stand and stage, 

 pp. 562-4 (2 figs.). Post.-] 



2nd ed., xvi. and 664 pp., 177 figs., 26 phot, pis., 

 and Newton scale in colours, Svo, Stuttgart, 1 885. 



