NOTE. — Plate X. issued herewith is in substitution for that issued with the 

 August No., the figs, of which are incorrectly numbered. 



CONTENTS. 



SUMMARY OF CUBIIENT RESEARCHES, ETC. 



MICEOSCOPY — continued from August No. 



PAOK 



The President, De. Hudson, F.K.S 598 



p. Technique. 



(1) Collecting' Objects, including' Culture Processes. 



Baknsby, D. — Cultivation of Bacillus tuberculosis on Potato 598 



(2) Preparing Objects^ 



Thanhoffee, VON L. — New Methods for Preparing Nerve-Cells 598 



BisOGmiASN, F.— Simple Method of Freeing Frogs' Ova 599 



Pebeyaslawzewa, S. — Invedigation of Ova of Caprella ferox 599 



Leckenby — Preparing and Mounting Insects in Balsam 600 



Campbell, D. H. — Demonstration of Embryo-sac 600 



Halsted, B. D. — Demonstration of Pollen-mother -cells and Pollen-tubes 600 



CovLTEU, J. M..— Continuity of Protoplasm in Plants 601 



C4) Staining and Injectiner. 



Nickel, E. — Staining reagents fm- Wood .. .. 601 



KuHNE, H. — Staining of sections to show Micro-organisms in situ .. 601 



Gabbi, U. — New and rapid method of staining the capsule of Bacillus pneumoniss 601 



ScHiLL — Staining Tubercle Bacilli on Slides 602 



(5) Mounting', including Slides, Preservative Fluids, &c. 



Beown, A. P. — New Medium for Mounting Pollens and Starches 602 



Malassez, L. — Rest for Slides and for Cultivation Plates .. 602 



Petei, R. J. — Nitric Acid in Gelatin 603 



(6) Miscellaneous. 



Hatch, F. H. — BosenhuscKs Petrographiaal Tables, an aid to the Microscopical 



Determination of Rock-forming Minerals 603 



Caenelly, T., & T. WiLSOK — New Method of Determining the Number of Micro- 

 organisms in Air (Fig. 70) .. 603 



Oedmann — Value of Bacteriological Examination for Estimating the Purity of 



Drinlcing-Water 604 



Anhoma— Apparatus for the Bacteriological Examination of Water .. 605 



Tiemann, F., & A. Gartnee — Chemical and Bacteriological Examination of 



Water .. 605 



Klein, L. — Diagrams of Microscopical Objects for Class Teaching 605 



Hegler, R. — Thallin, a new reagent for Lignin 606 



Beaemeb, L. — New micro-chemical reagent for Tannin 606 



MoELLEB, H.— Tests for Tannin 606 



CosTANTiN, J. — New method of recognizing small quantities of Invertin 607 



Proceedings of the Society .. 608 



