6 
MICROSCOPY. 
A. Instruments, Accessories, See. 
(1) Stands. page 
Czapski, S., & W. Gebiiardt — Greenough' s Stereoscopic Microscope and its Auxiliary 
Appliances (Figs. 75-80) 469 
Two Old Microscopes exhibited by the President at the last Meeting (Figs. 81 and 82) 473 
Kraus, Rudolf — Electrically-Heated and Regulated Warm Stage (Figs. 83 and 84) 475 
(5) Microscopical Optics and Manipulation. 
Zeiss’ New Comparison Spectroscope (Fig. 85) 477 
(6) Miscellaneous. 
Novy, F. G . — Neiv Thermo- Regulator (Figs. 86 and 87) 478 
Murrill, P . — New Gas-Pressure Regulator (Figs. 88-90) 480 
Ward, H. B . — Paraffin Imbedding Table (Fig. 91) 481 
Jeffers, H. W . — Circular Colonometer (Fig. 92) . 481 
Weiss, J . — Circular Colonometer (Fig. 93) 481 
Heurck, H. van — New Test-Plate 483 
Sturgis, W. C . — Improved Form of Wash-bottle (Fig. 94) 483 
Dippel’s (L.) The Microscope and its Application ,. 484 
B. Technique. 
Cl) Collecting Objects, including Culture Processes. 
Marpmann, G . — Method for making Anaerobic Roll-Cultures with Gelatin or Agar 484 
Morel, A . — Cultivation Media suitable for Tropical Climates 484 
Gabritschewsky, G . — Production of Plague Serum 485 
Pertz, Dorothea F. M . — Culture of Pleuroooccus 485 
(2) Preparing Objects. 
Marpmann, G . — Method for Preparing Plankton Organisms 485 
Wellheim, F. Pfeiffer R. v . — Fixing and Preparing Freshwater Algae .. .. 486 
Berlese, A. N . — Preparing Parasitic Fungi 486 
Durham, H. E . — Simple Method for Demonstrating the Production of Gas by 
Bacteria (Fig. 95) 487 
Demonstrating Pacini's Corpuscles 487 
Rossolino, G., & W. Muraview — Fermol-Methylen-Blue Treatment of Nerve-Fibres 487 
Ruzioka, Y . — Demonstrating the Nucleoli of Cells in Central Nervous System.. .. 487 
Yolk, R . — Peroxide of Hydrogen in Microscopical Research 488 
Zielina, A . — Preparing Permanent Blood-Films 488 
Coles, A. C . — How to Examine the Blood and Diagnose its Diseases 488 
(3) Cutting, including Imbedding and Microtomes. 
Dahlgren, U . — Combination of the Paraffin and CeUoidin Methods of Imbedding 489 
(4) Staining and Injecting. 
Loisel, G . — Action of Pigments on Living Sponges 489 
Rubinstein, H . — Staining Blood-Films 489 
Narramore, W . — Staining the Envelope of Milk- Globules 490 
Kuster, E . — Staining the “ Vacuole- Granules ” in Yeast-Cells 490 
Lutz, L . — Double Stain for Gums 490 
(5) Mounting, including Slides, Preservative Fluids, &c. 
Bioletti, F. T . — Method of Preserving Culture Media 490 
Tellyesniczky, K . — Fixative Solutions .. 491 
Andrews, G. F . — Method for the Preservation of Protoplasmic Spinnings .. .. 491 
Deeljen, Id . — Method for Fixing Leucocytes and Blood-plates 491 
Marfmann, G . — Selenium as a Mounting Medium for Diatoms 492 
Graf — Picro-Formalin in Cytological Technique 492 
Washburn, F. L . — Preservative for Freshwater Sponge 492 
(6) Miscellaneous. 
Besson, A . — Microbiological and Serotherapeutical Technique 492 
Andrews, G. F . — Camera Drawing 493 
PROCEEDINGS OF THE SOCIETY. 
Meeting, 15th June, 1898 .. .. 494 
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