6 
PAGE 
Marsson, Th . — Theory and Technique of the Microscope 690 
Zimmermann’s Introduction to Microscopy 691 
(6) Miscellaneous. 
Schroeder van der Kolk, J. L. C . — Determination of the System of Microscopic 
Crystals . . . . 691 
/ 3 . Technique. 
Centanni, E . — Notes on Experimental Technique ( Figs. 112-117) 692 
Ohlmacher, A. P . — Suggestions on Bacteriological Technique * 694 
Cl) Collecting 1 Objects, including Culture Processes. 
Lindner, P . — Use of the Microscope in Fermentation Industries, with an Introduction 
to Study and Cultivation of Yeasts 694 
Bassenge — Obtaining Germ-free Water with Calcium Chloride 695 
Burri, R . — Air and Germ-tight Cap for Bacteriological Work (Figs. 118 and 119) 695 
Ilkewitsch, K . — Syringe for Bacteriological Purposes (Fig. 120) 695 
Lode, A . — Automatic Burette for Emptying off Sterilised Fluids (Fig. 121) .. .. 696 
Pawlowsky, A., & G. Gladin — Filtering' Apparatus for Fluids containing Bacteria 
and for Preventive Serum (Fig. 122) 697 
Ermengem, E. van — Sterilisation of Water by Ozone 698 
Blasius, R. — Muller-Unkel Steam Steriliser (Fig. 123) 698 
Lubinski, Ws . — Potato Media for Cultivating the Tubercle Bacillus 699 
Wright, A. E., & D. Semple — Diphtheria Antitoxin as Culture Medium for the 
Diphtheria Bacillus 699 
„ „ Diphtheria Antitoxic Plasma 699 
Smith, Th . — Importance of Sugar in Cultivating Media 700 
Zupnik, L . — Preparing Clear Agar 700 
(2) Preparing Objects. 
Kofoid, C. A . — Development of Umax 701 
Bidder, G . — Methods of Investigating Sponges 702 
Ryder — Study of Paramaecium 702 
(3) Cutting, including Imbedding and Microtomes. 
Strasser, H . — Ribbon Microtome 702 
(4) Staining and Injecting. 
Ohlmacher, A. P . — Formalin as a Mordant 703 
Calkins, G. N . — Staining Yolk-Nucleus of Lumbricus 703 
Kollmann, J. — Teichmann's Cold Injection 704 
C5) Mounting, including Slides, Preservative Fluids, &c. 
Bidder, G . — Distortion of Sponge-cells in Preservation 704 
Parker, G. H., & R. Floyd — Preservation of Mammalian Brains by Formol and 
Alcohol 705 
Burckhard, G . — Disinfectant Action of Formalin 705 
Lee, A. B . — Formol or Formaldehyde 706 
Stingelin, T . — Preservation of Cladocera 706 
Browne, E. T . — Catching and Preserving Medusas 706 
(6) Miscellaneous. 
Domeny, P . — Method for Counting Blood-corpuscles 706 
Muller-Unkel — Counting-Plate for Petri’s Capsules (Fig. 124) 707 
Schobel, E. — Writing on Metal and Glass .. .. . 707 
Freudenreich, E. von — Demonstrating Bacillus coli communis in Water .. .. 707 
Proceedings of the Society : — 
Meeting, 16th October, 1895 709 
„ 20th November, 1895 713 
Index of New Biological Terms 717 
General Index to Volume 719 
Contents of Volume. 
Authors of Papers printed in the Transactions are entitled to 20 copies of their 
communications gratis. Extra copies can be had at the price of 10s. 6d. per half-sheet 
of 8 pages, or less, including cover, for a minimum number of 50 copies, and 6s. per 
100 plates, if plain. Prepayment by P.O.O. is requested. 
