ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 337 



Altmann, R. — Ueber die Verbesserungs-faMgkeit der Mikroskope. (On the 

 capacity of improvement of Microscopes.) 

 [Supra, p. 333.] 



Arch. f. Amt. u. Physiol. (Anat. Ahth.), 1886, pp. 6i-8. 

 Baldwin's (N.) Photo-micrographs. 



[Of Amphiplcnra in Smith's medium, showing longitudinal (? diffraction) 

 and transverse lines. Also of broken sections of a butterfly's wing taken 

 with the binocular and mounted for the stereoscope.] 



The Microscope, VI. (1886) p. 16. 

 Amer. Man. Micr. Journ., VII. (1886) p. 18. 

 Behrens, W. — Klonne & Miiller's beweglicher Objecttisch. (Klonne & 

 Midler's movable stage.) 



[Ante, p. 127, and supra, p. 327.] 



Zeitsckr. f. Wiss. Mikr., II. (1885) pp. 502-7 (2 figs.). 

 Brevooet, H. L. — Illumination by aid of Air-bubbles. \_Supra, p. 324.] 



Journ. N. York Micr. Soc, I. (1885) p. 203. 

 Bulloch's {W. H.) Lithological Microscope-stand. \_Ante, p. 122.] 



Amer. Mon. Micr. Journ., VII. (1886) pp. 10-11 (1 fig.). 

 The Microscope, VI. (1886) pp. 12-13 (1 fig.). 

 Ca lliano, C. — Un nuovo regolatore del preparato al Microscopic. 



[Mechanical stage (removable) with rectangular movements. Also acting 

 as a finder by registering the movements on a square (of 2 cm.) divided 

 into square millimetres.] 



Giorn. R. Accad. Med. Torino, XL VI. (1883) No. 4. 



Arch. Sci. Med., VII. (1883) p. 167. 



Carpenter, "W. B., Death of. Journ. Quek. Micr. Club, II. (1886) pp. 245-6. 



Amer. Mon. Micr. Journ., VII. (1886) pp. 1-3. 

 Castellarnauy de Lleopart, J. M. de — Vision Microscopies. (Micro- 

 scopical vision.) (Conoid.) \_Supra, p. 335.] 



Anal. Soc. Esp. Hist. Nat., XIV. (1885) pp. 289-352 (1 pi.). 



Sep. repr., 96 pp., 1 pi., and 3 figs. (Svo, Madrid, 1885). 



Cohen, E., and J. Grimm. — Sammlung von Mikrophotographien zur Veran- 



schaulichung der mikroskopischen Structur von Mineralien und Gesteinen. 



(Collection of photo-micrographs for demonstrating the microscopic structure 



of minerals and rocks.) 2nd ed., 80 phot. pis. (4to, Stuttgart, 1885). 



Directory, Our Scientific. 



[Further list of English Microscopical and other Societies.] 



Sci.-Gossip, 1886, pp. 42, 65, & 88. 

 Du Roche K, Boisseau. — Megaloscope. 



[" A Note intended to prove that the optic system of his Megaloscope is 

 absolutely different from Trouve''s Polyscope."] 



Comptes Eendus, CII. (1886) p. 403. 

 Edmunds, J. — " Microscopical Advances." 



[Rochon was the originator of the use of a transparent cement between the 

 lenses of an achromatic objective, and not Chevalier as suggested by Dr. 

 Rovston-Pigott.] 



Engl. Mech., XLIII. (1886) pp. 83-4. 

 Eternod, a. — Tour horizontal pour Microscopistes. (Horizontal lathe for 

 microscopists.) [Post.'] 



Zeitsckr. f. Wiss. Mikr., II. (1885) pp. 507-9 (3 figs.). 

 EwELL, M. D. — The relative merits of Filar and Ordinary Glass Eye-piece 

 Micrometers. \_Supra, p. 316.] The Microscope, VI. (1886) pp. 32-40. 



F.R.A.S.— This Journal. 



[Complaint that he has not received the title-page and index of Vol. V.] 



Engl. Mech., XLII. (1886) pp. 446 and 489. 

 Fleischl, E. V. — Das Hamometer. (The Hajmometer.) \_Post.'] 



Sep. repr. Med. Jahrh. E.K. Gesell. Aerzte Wien, 1885, 20 pp. (1 pi.). 



Scr. 2.— Vol. VI. ' Z 



