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CONTENTS. 



FACE 



Microscopical Examination of Blood in the Diagnosis of 



Disease Part 3 542 



Diatoms as Test Objects „ 543 



Examination of Metalliferous Clays „ 544 



Microscopic Tests for Poisons „ 544 



Fine Eulings „ 544 



Journal for Physical and Biological Instruments .. .. „ 545 



New Microscopical Journal „ 545 



Seiler^s Cornpendium of Microscopical Technology .. .. „ 546 



Smith's ' How to See with the Microscope ' „ 546 



On a Blue and Scarlet Double Stain, suitable for Nerve- and 



many other Animal Tissues Part 4 573 



Colouring Living Infusoria, ^c ,, 694 



Unmixed Cultivation of different Bacteria „ 694 



False Appearances produced by Hardening ,, 695 



Hailes's Poly-microtome. {Figs. \&2 and l&'S) „ 696 



Williams's Freezing Microtome. (.Figr. 164) „ 697 



Zeiss's Microtome. (Fig. 165) „ 699 



Preparing Coal Sections „ 700 



Simple Method of Making Pock Sections „ 701 



Tin-foil Cells „ 702 



Wax Cells „ 703 



Wax Cells — Decomposition of Glass „ 704 



Arabin for Mounting „ 704 



Mounting Diatoms in Substances of High Refractive Index „ 704 



Mounting Marine AlgcB „ 705 



Mounting Starches „ 705 



Mounting Opaque Objects with Beeswax „ 705 



Dry Mounting , 706 



Semper' s Method for Dry Preparations „ 706 



Talc for Cover-glasses with High Powers „ 707 



Micrometrical Researches on Contracted Muscle „ 707 



Prismatic Action of certain Microscopic Objects „ 707 



Carpenter's ' The Microscope and its Revelations ' .. . . „ 708 



The Microscope and the Origin of the Anatomy of Plants ,, 709 



Huberson's ' Journal de Photographic et de Microscopie ' .. „ 709 



" Societe Frangaise de Microscopic " „ 710 



Micrographical Mineralogy „ 710 



Stirling's Practical Histology „ 711 



Maddox's Photomicrographs of Pleurosigma angulatum .. „ 715 



Apparatus for Pond-life Part 5 835 



Hatiaman's Collecting-bottle (Fig. 194) „ 836 



Cleaning Diatoms „ 837 



Colouring Bacteria „ 838 



Colouring of Suberized Membranes by Fuchsin ,, 839 



Nigrosine for Colouring Nuclei of Vegetable Cells .. .. „ 839 



Staining Nuclei „ 839 



Seiler's Imbedding Substance „ 840 



Strasser's Method of Imbedding „ 840 



Loewe's Modification of the Ranvier Microtome. (Figs. 



195-197) „ 840 



