1066 SUMMAEY OF CURKENT RESEARCHES, ETC. 



the most important points in connection with microscopical observation, 

 without a knowledge of which they are continually liable to misinterpret 

 histological structures. 



Aeloing, — Tin analyseur bacteriologique pour I'etude des gennes de I'eau. (A 

 bacteriological analyser for the study of germs in ■water.) 



CR. Soc. Biol., 1887, pp. 539-40 ; Arch, de PhyshL, 1887, pp. 273-85, 

 BiscHOF, G. — Dr. E. Koch's Bacteriological Water Test. III. 



Lancet, 1887, II. pp. 516-8. 



Carnellt and T. W i l s o n. — A New Method for determining Micro-organisms in Air. 



[Consists essentially in the substitution of a flat-bottomed conical flask for a 



Nature, XXXVI. (1887) p. 570 ; Chem. News, 1887, p. 145. 

 Evans, J. — Address to Middlesex Natural History and Science Society. 



[" The water supplied by the companies no longer, I am glad to say, affords so 

 varied a field for microscopical observation as it did some fifty years ago ; tut 

 for microscopic studies it is doubtful whether there is not fuUy as much scope 

 for students living in towns as for those who reside in the country."] 



Trans. Middlesex Nat. Hist, and Sci. Soc, 1886-7, p. 7. 



Fabee-Domebgue. — Les Invisibles. Phenomenes les plus interessants de la vie des 



etres microscopiques. (The Invisibles. The most interesting phenomena in the life 



of microscopic beings.) 120 figs., 16mo, Paris, 1887. 



Hitchcock, K.— The Biological Examination of Water. II. 



Amer. Mon. Micr. Journ., VIII. (1887) pp. 169-71. 

 James, F. L. — Clinical Microscopical Technology. IX. The examination of Semen. 



St. Louis Med. and Surg. Journ., LIII. (1887) pp. 292-4. 

 Petri, K. J. — TJeher die Methoden der modemen Bakterienforschung. (On the 

 methods of modern bacteria research.) 



Samml. Gemeinverstdndl. Wiss. Vortrdge ( Virchow and Eoltzendorff), 



8vo, Hamburg, 1887, 62 pp. 

 „ „ Eine neue Methode, Bakterien nnd Pilzsporen in der Luft nachzu- 



weisen und zu zahlen. (A new method for demonstrating and counting bacteria and 

 fungus-spores in the air.) Zeitschr. f. Hygiene, III. (1887) pp. 1-145. 



Peter, A. — Atlas der Mikroskopie am Krankenbette. (Atlas of the microscopy of the 

 sick-bed.) 2nd ed., xii. and 232 pp., 100 pis., 8vo, Stuttgart, 1887. 



Slack, H. J. — Pleasant Hours with the Microscope. 



[_Actinophrys, Actinomonas, &c.] Knowledge, XI. (1887) pp. 267-8 (4 figs.). 



T ATLOR, T. — The Crystallography of Butter and other Fats. I., II., III. 



Amer. Mon. Micr. Journ., VIII. (1887) pp. 152-3 (1 pi.), 172 (1 pL), 190 (1 pL). 



White, T. 0. — ^A Manual of Elementary Microscopical Manipulation for the use of 



Amateurs. iii. and 104 pp., 1 pi. and 6 figs., 8vo, London, 1887. 



