XVX 
CONTENTS. 
Page- 
Bibliography 579’ 
Winogradsky, S . — Assimilation of Free Atmospheric Nitrogen by Microbes . . .. 670 
Ward, II. Marshall — Bacteriology of Water .. 670 
Rabinowitsch, L . — Thermophilous Bacteria . . .. 672 
Thumm, K . — Fluorescing Bacteria 672 
Lepierre, C . — Fluorescing Function of Microbes 672 
Monod — Association of Aerobic and Anaerobic Microbes 673 
Ruete & Enoch — Air of Schoolrooms 673 
Klecki, C. de — Asteriform Intestinal Microbe 673 
Lubinski, W . — Biology and Morphology of the Tubercle Bacillus 673 
Semmer — Morphology of Tubercle and Glanders Bacilli 674 
Yersin, Calmette, & Borrell — Serum Therapeutics of the Plague 674 
Marmorek, A., & D. Gromakowsky — Anti streptococcus Serum 675 
Crajkowsky, J. — Micro-organisms of Scarlet Fever Blood 675 
Singer & F. Chvostek — JEtiology of Acute Articular Rheumatism 675 
Galeotti, G.—Present Position of the Cholera Question 676 
Weleminsky, F . — Illuminating Cholera Cultures 676 
Heim, F . — Dissemination of Anthrax by Coleoptera 676 
Kruger — Effect of Electrolysis on Diphtheria Cultures 677 
Turro, R . — Cultivating Streptococci on Acid Media 677 
Bay, J. Christian — Etiology of Small-pox 677 
Pound, C. J . — Bed Water Disease in Cattle 677 
Eckstein, K . — Bacteria in Caterpillars 678 
Voglino, P . — Bacillus Mori 678 
Garten — Suppurative Pleomorphic Microbe 678 
Bar & Renon — Tubercle Bacillus in the Foetal Umbilical Vein 678 
Karlinski, J . — Bacteriology and Small-Bores 679 
Klein, E . — Differential Diagnosis between the Microbes of Swine Fever and Fowl 
Enteritis 679 
Jolles & Winkler — Margarin Bacteria 679 
Kutscher — Vibrios and Spirilla of Liquid Manure 680 
Bibliography 680 
MICROSCOPY. 
a. Instruments, Accessories, &c. 
(1) Stands. 
Nelson, E. M . — Portable Microscope by Zentmayer 26 
Swift & Son’s Improved “ Dick” Petrological Microscope (Fig. 6) 96 
W. Watson & Son’s “ Grand Model ” Van Heurch Microscope (Fig. 7) 97 
Zeiss’ New Mechanical Stage for Stand la (Figs. 8-10) 97 
Zeiss’ Stand Via (Figs. 26-28) 224 
Beck’s New Student’s Petrological Microscope (Figs. 29 ami 30) .. 226 
„ Large Model Petrological Microscope (Fig. 31) 227 
Wyronboff, Von — New Microscope for Observations at High Temperatures .. .. 229 
Hill — Portable Microscope by Nachet & Sons (Figs. 52 ami 53) 359 
Braus, H., & L. Druner — New Preparation Microscope (Figs. 82-84) 580 
Zeiss’ Stands IVa, VI., and VII. (Figs. 100-102) 681 
„ Dissecting Stands (Figs. 103-105) 683 
Besana, C . — Polarisation Microscope for the Examination of Butter 683 
Zeiss’ Attachable Mechanical Stage (Fig. 106) 685 
Swift’s Portable Aluminium Microscope 711 
Beck’s Dissecting Microscope 713 
(2j Eye-pieces and Objectives. 
Nelson, E. M . — The New Zeiss Patent Binoculars (Figs. 54-57) 360 
Becke, F. — Klein’s Lens with Micrometer 362 
Behrens, W . — Reichert Demonstration- Lens (Fig. 58) 363 
Nelson, E. M . — New Low-power Lens by Zeiss .. 498 
Zeiss’ Achromatic Objectives (Figs. 107 and 108) 685 
„ Projection Eye-pieces (Fig. 109) 687 
