( 4 ) 



SuMMAny OF Ctjbbent Researches^ &c. — continued. 



Bacillus of Cholera .. .. .. 786^ 



Babies .. .. .. •• .. •« • 787 



Miology of Tubercnlosia .. 787 



Bacteria and Minute Algx on Paper Money 787 



Grove's ' Synopsis of the Bacteria and Yeast Fungi ' .. 787* 



Protoehytrium Spirogyrx, a new Myxomycete (y) . . .. 788^ 



Substratum of Lichens .. .. .. .. .. » 789 



Symenolichenes ,. .. .. 790 



Fresh-water Phxospore .. 190". 



Nostoc .. .. .. .. .. 790; 



New Chromophyton .. .. .. .. .. 791 -^ 



WolU's Desmids of the United States .. .. 791"^ 



New Diatoms— Diatoms from Stomachs qf Japanese Oysters 791 



Structure of Diatoms .. .. .. 792 



MiCBOSCOPY. 



ATberiottfs Micrometer Microscope (¥\g.\2S,) 793, 



Baumann'e Callipers with Movable Microscope arui Fixed Micrometer 



(Figs. 124 and 125) .. .. 794 



Geneva Co.' s Microscope Callipers (Fig. 126) 796 



Griffith's Club Microscope .. 797 



Nachet's Class Microscope (Fig. 127) .. .... .. 797 



Nachet's Microscope with iMrge Fidd ,. .. .... .. 797- 



Stephenson's Aquarium Microscope (Fig. 129i) .. ., .. .. .. .. 798 



Swift and Son's Oxyhydrogen Microscope (Fig. 129) 799' 



Nelson's Hydrostatic Fine Adjustment (jeigs.l^Q-lZ2) .. 800 



Griffith's Nose-piece (Fig. IZZ).. .. .. 80l" 



Kellner Eye-piece with additional Lens as a Condenser . . . . . . . . 801 



Osborne's Diatomesoope ., 802 , 



Bardy's Collecting Bottle 803,"^ 



Eye-piece Amplification .. . . 804 



Illumination and Focusing in Photo-Micrography 804 



MitchdP a Focusing Glass for Photo-Micrography 805' 



Photo-Micrography in Legal Cases (Fig. 13i) 806- 



American Society of Miorosopists 808 



Health Exhibition 808 



Killing Infusoria * 813 ;i| 



Perchloride of Iron .. .. .. .. 813, 



Mounting of Foraminif era — New Slide for Opaque Objects 813. 



Hematoxylin as a Beagent for Nonrlignified and Non-suberized Cellulose 



Mernwranes 814 



Canarine for Staining 815 



Cultivation of Bacteria upon the Slide (^ig&.lZ^aaA 136) 815 



Staining of Schizomycetes in Sections and Dry Preparations 817^ 



Staining Fluid for Sections of Tubercle-Bacilli 818'^ 



Methods of Imbedding (Figs. 137 md loS) , 818;,! 



Hoffmann's Imbedding Apparatus (Fig. 139) 821 



Celloidin for Imbedding 822^ 



Seicherfs Microtomes (Figs. HO &nd HI) 823;^ 



Decker's Section-smoother (Fig. 1^2) .. .. 825, 



Griffith's Turntable (Fig. 113) .. 826.: 



Beversible Mounts 82$^ 



Hinman's Device for Mounting ^^Bl 



Preparing Schultze's Solution ., .. 82T| 



Styrax and Liquidambar .. .. 827;. 



Preparing Shellac Cement - 



Coating Diatoms with Silver . . . • • • 829j 



Lyon's Mailing Case . . . . . . 82fl 



Action of Beagents in the discrimination of Vegetable Fibres 829-,;^ 



Beagents for Tannins in, Vegetable Cells .. .. 832; 



Microscopical Examination of Chestnut-meal 8H2'i 



Microscopical Investigation of Dyed Cotton Fabrics 83a 



Microscopical Examination of Water for Organic Impurities 



Changing the Water in Aquaria containing Microscopical Organisms .. .. 8854 



Micro-Chemical Test for Sodium 83 



MicrO'Chemical Beaction of Solanine 83^ 



Size of Atoms S3€ 



