C 7 ) 
C4) Photomicrography. pa 0 * 5 
Mayall, J., jun. — Photomicrographs and Enlarged Photographs 107 
C5) Microscopical Optics and Manipulation. 
Bausch, E . — The full Utilization of the Capacity of the Microscope, and means for 
obtaining the same (Figs. 7 and 8) 108 
Blackham, G. E. — On the Amplifying Power of Objectives and Oculars in the 
Compound Microscope 114 
Govi, G. — New Method for Constructing and Calculating the Place , Position , and 
Size of Images formed by Lenses or Compound Optical Systems (Figs. 9 
and 10) 122 
(6) Miscellaneous. 
“ New Inventions” 126 
Foster, M. — The late Mr. Brady , Eon. F.R.M.S. 127 
Angling and Microscopy 129 
The Microscope and the McKinley Tariff 129 
/?. Technique. 
Cl) Collecting- Objects, including- Culture Processes. 
Hafkine — Experiments on Cultivation Media for Infusoria and Bacteria 129 
Kuhne, W . — Silicic Acid as a Basis for Nutrient Media 130 
Beyerinck, W . — Pure Cultivations of Green Unicellular Algae .. 130 
Petruschky, J . — Flat Flash for cultivating Micro-organisms (Fig. 11) 131 
Karlinski, J . — Apparatus for filtering perfectly clear Agar (Figs. 12 and 13) .. .. 131 
Schrotter, H. von, & F. Winkler — Pure Cultivations of Gonococcus .. .. .. 132 
(2) Preparing- Objects. 
McMurrich, P . — Methods for the Preservation of Marine Organisms employed at the 
Naples Zoological Station 133 
Lovett, E . — Some Hints on the Preparation of Delicate Organisms for the 
Microscope 140 
Morgan, T. H . — Improved Method of Preparing Ascidian Ova 140 
Eismond, J . — Simple Method of examining living Infusoria 141 
Czaplewski, E . — New Method for demonstrating Tubercle Bacilli in Sputum .. .. 141 
Gasser, J . — Method for Differential Diagnosis of Bacilli of Typhoid (Eberth) . . .. 141 
Hovorka, O. von, & F. Winkler — New Criterion for distinguishing between 
Bacillus Cholerre Asiaticae and the Finhler-Prior Bacillus 142 
Aubert, A. B . — Reference Tables for Microscopical Worh 142 
(3) Cutting-, including- Imbedding: and Microtomes. 
Rowlee, W. W . — Imbedding Seeds by the Paraffin Method 143 
Bausch & Lomb — Microtome (Fig. 14) 145 
(4) Staining- and Injecting-. 
Scheibenzuber, D. — Brown- staining Bacillus 146 
Kuhne, H . — New Method for Staining and Mounting Tubercle Bacilli 146 
Trenkmann — Staining Flagella of Spirilla and Bacilli 146 
Matschinsky, N . — Impregnation of Bone Sections with Anilin Dyes 147 
(5) Mounting-, including- Slides, Preservative Fluids, &c. 
Faris, C. C . — To rectify Turpentine for Microscopical Use 147 
(6) Miscellaneous. 
Rafter, G. W . — Biological Examination of Potable Water .. .. .. 148 
Rosoll, A . — Tests for Glucosides and Alkaloids ..148 
Hart, S . — Materials of the Microbe-Raiser 148 
A Query 149 
Proceedings of the Society 
150 
