( 6 ) 
tAG e 
Linossier, G., & G. Roux — Nutrition of Oidium albicans 493 
Kean, A. L. — Lily-disease 494 
Hansen, C. C . — Production of Varieties in the Sac.charomycetes 494 
Hansen, E. C . — Action of Alcoholic Ferments on various hinds of Sugar . . . . . 494 
Webber, H. J . — Peridium and Spores of Uredinex 495 
Lagerheim, G. Y . — New Parasite on the Vine 495 
Eckstein, K . — Trichophyton tonsurans parasitic on Cervus elaphus 495 
Klebahn, H . — “ Bladder-rust” of the Weymouth Pine 495 
Roi'MEGuilRE, C . — Parasitism of Tremella Dulaciana on Agaricus nebularis .. .. 495 
Massek, G . — Thelephorex 495 
„ „ British Gastromycetes .. 496 
Protophyta. 
a. Schizophyceee, 
Toni, G. B. de — Classification of Diatoms .. „. .. .. 496 
Heurck, H. Van — Pleurosigma angulatum .. .. 497 
Brun, J., & J. Tempers — Fossil Diatoms of Japan .. 497 
/3. Schizomyeetes. 
Butschlt, O . — Structure of Bacteria and allied Organisms 497 
Delgado, C., & C. Finlay — Micrococcus versatilis 498 
Savastano, L . — Bacillus of the Olive Tubercle 498 
Yignal, W. — Influence of the kind of Nutriment of a Bacillus on the Diastase 
secreted by it 499 
Vignal, W . — Bacillus mesentericus vulgatus 499 
Laurent, E . — Existence of Micro-organisms in the Tissues of the higher Plants .. 499 
MICROSCOPY. 
«. Instruments, Accessories, See. 
(1) Stands. 
Braham’s, P., Universal Microscope (Figs. 50-53) 501 
Domergue, Fabre — Dumaige’s “ New Model of Microscope f ’ 504 
Hart’s, C. P , Microtome- Microscope (Fig. 54) . . . . 504 
Kayser — Alterations in NoberVs Microscope .. 506 
(3) Illuminating: and other Apparatus- 
May all’s, J., “ Jewelled” Fine-adjustment .. .. .. *. 507 
Bausch & Lomb’s Condenser Mounting (Fig. 55) 508 
N elson, E. M . — New Stage Micrometers 508 
Reyburn, R . — An easily constructed Hot-stage (Fig. 56) 511 
Kayser — Application o/ Apertometer to the Microscope .. .. 512 
Plaxton, J. W . — A Camera Lucida for nothing (Fig. 57) 515 
F (4) Photomicrography. 
Piersol, G. A . — Some Experiences in Photomicrography 516 
Thil & Thouronde — Microphotographs of Wood Sections 519 
Hitchcock, R . — The Coloured Screen in Photomicrography 520 
(5) Microscopical Optics and Manipulation. 
Ewell, M. D . — Amplification in Micrometry .. .. 521 
Diffraction Bings and Diffraction Spectra . . 521 
(6) Miscellaneous. 
“ B. C .” — The 300th Jubilee of the Microscope .. 522 
The Microscope banished 523 
Mies Y. A. Latham, F.R.M.S. .. .. 523 
