( 7 ) 
MICROSCOPY. 
a. Instruments, Accessories, &c. 
(1) Stands. page 
Messrs. Baker’s New Microscope (Fig. 57) 541 
Schrceder, H . — A New Construction for the Microscope . . . . 542 
Forbes, S. A . — An All-around Microscope (Fig. 58) .. .. .. .. 542 
Ambronn, H . — Introduction to the use of the Polarization Microscope in Histo- 
logical Investigations 544 
(2) Eye-pieces and Objectives. 
Ewell, M. D . — Spencer d Smith’s Aplanatic Eye-piece 545 
Tolman, H. L . — New Objectives 545 
„ Magnifying Power of Objectives .. •• .. 545 
Boas. H . — New Arrangement for the Quick Change of Microscope Objectives (Fig. 59) 547 
Paper for Cleaning the Lenses of Objectives and Oculars 548 
(3) Illuminating* and other Apparatus. 
Czapskt, S. — Use of Polarization- Photometer (Figs. 60 and 61) 548 
Morton, F. L . — A Revolving Table 549 
Vescovi, P. de — A simple Geometrical Indicator for the Microscope (Fig. 62) .. 550 
Bibliography 550 
C4) Photomicrography. 
Roscoe, H. E., & J. Lunt — Photographing Bacteria (Fig. 63) 551 
(6) Miscellaneous. 
Ink for Writing on Glass or Porcelain 552 
Wright, L.. S. Csapski, & R. Kanthack — Spherical Aberration— Apochromatic 
Objectives 552 
( 3 . Technique. 
ZimmermAnn’s Botanical Micro-technique 555 
Cl) Collecting: Objects, including* Culture Processes. 
Atkinson, G. F . — Automatic Device for Rolling Culture Tubes of Nutrient Agar- 
Agar 556 
Nuttall, G. H. F . — Bacteriological Technique (Figs. 64 and 65) 556 
Rosenbach, O . — Preserving Malaria Parasites alive 557 
Kitasato, S . — Tubercle Bacilli and oilier Pathogenic Micro-organisms found in the 
Sputum and Lung Cavities 558 
Roscoe, H. E., & J. Lunt — Preparation of Sterile Gelatin Tubes 558 
„ „ Investigation of Chemical Bacteriology of Sewage 
(Fig. 66) 559 
Unna — Bacteria Harpoon 560 
Finkelstein, G. M. — Strauss* Method fur quickly Diagnosing Glanders 560 
Bibliography 561 
(2) Preparing* Objects. 
Eberth, C. J., & K. Muller — Investigation of Structure of Pancreas 561 
Dieckhoff, C . — Examination of Ectoparasitic Trematoda . . . . .... . . 561 
Gaillard, A . — Preparation of Epiphytic Fungi 561 
Unna — Preparing and Examining Hyphomycetes . . 562 
(3) Cutting*, including* Imbedding* and Microtomes. 
Eyclesheimer, A. C. — Notes on Celloidin Technique 563 
Taylor’s (T.) Freezing Microtome . . . . 565 
(4) Staining* and Injecting*. 
Macchiati, L. — Double-staining of Sporigenous Bacilli . . . . . . 566 
Pregl, F. — Carbol-methylen-blue Method 566 
Foth — Spore-staining 566 
Unna — Staining Micro-organisms of the Cuticle 567 
Bibliography 567 
C5) Mounting*, including: Slides, Preservative Fluids, &c. 
Shimer’s new Mounting Medium 567 
Shimer, H . — The Short Slide as a Safety Slide 567 
(6) Miscellaneous. 
Squire’s “ Methods and Formulae ” used in Microscopical Examination 570 
Rafter, G. W . — Microscopical Examination of Potable Water .. .. .. .. .. 570 
Esmarch, E. von — Filtration of Water through Stone Filters 571 
Curran, J. Milne — The Microscopic Structure of some Australian Rocks . . . . 571 
Proceedings of the Society 573 
