CONTENTS. XXXV 



PAGE 



Sanger, Shepherd, & Co.'s Improved Optical Lantern (Fig. 1 12) 582 



„ „ „ Safe Lights for Dark Boom Illumination (Fig. 113) .. 583 



Muller's Rotary Slide Carrier (Figs. 114 and 115) 583 



Berger's Drawing Apparatus for Small Magnification* (Figs. 110 and 117) .. .. 585 



Higgins, C. H. — Acetylene Gas for Bacteriological Laboratories 586 



Bibliography 587 



Seibert's Illuminating Apparatus (Fig. 157) 704 



Watson's Universal Condenser (Fig. 158) 704 



Seibert's Cylinder Iris Diaphragm (Fig. 159) 705 



Weinschenk's Guide to the Use of the Polarising Microscope 705 



(4) Photomicrography. 



Waugh & Macparland— Photography in Botany and in Horticulture (Figs. 7 



and 8) 86 



Bibliography 87 



Queen's Photomicrography of Metals (Fig. 29) .... ... .. 207 



Piper, C. Welborne — A First Book of the Lens 461 



Lambert, F. C. — Lantern-Slide Making 461 



Bibliography 461 



Richards, Th. W., & E. H. Archibald — Instantaneous Photography of Growing 



Crystals 587 



Sanger, Shepherd, & Co.'s Process of Natural Colour Photography (Fig. 118) .. 587 



Buxton's Photomicrographic Apparatus (Fig. 119) 588 



Sanger, Shepherd, & Co.'s Filters for Photomicrography (Fig. 120) 588 



Wandolleck's New Object-holder for Photomicrography (Figs. 160 and 161) .. 705 

 Aspinwall, J. — Methods of Producing Enlargements and Lantern Slides of Micro- 

 scopic Objects for Class Demonstrations 707 



(5) Microscopical Optics and Manipulation. 



Rheinberg, J.— Imitation of Polarised Light Effects by Diffraction (Figs. 9 and 10) 87 



Bibliography 461 



(6) Miscellaneous. 



Bibliography 89 



Malassez— New Form of Loup-holder (Figs. 56 and 57) 329 



Bibliography 461,590 



B. Technique. 



(1) Collecting- Objects, including Culture Processes. 



Epstein, St. — Simple Method for Cultivating Anaerobic Bacteria in Capsrdes 



(Fig. 11) 89 



Debrand, L. — New Method of Cultivating the Tetanus Bacillus 90 



Lister, A., & Clara Langenbeck — Culture of Mycetozoa 208 



Thomann, J. — Medium for the Bacteriological Examination of Water 208 



Wright, J. H. — Simple Method of Cultivating Anaerobic Bacteria 209 



Paul, Th.— Sand- Filter for Agar (Fig. 58) 330 



Schouten, S. L. — New Method of obtaining Pure Cultures 331 



Whipple, G-. C— Ventilated Dish for Bacterial Cultures (Fig. 59) 332 



Bosc, F. J. — Incoagulable Blood as a Culture Medium 332 



Chamot, E. M., & G. Thiry — Medium for Cultivating Chromogenic Bacteria .. 332 



Markchal, G., & others — Cultivation of Dticrey's Bacillus 333 



Copeman, S. M., & M. Funck — Cultivation of Microbes of Vaccinia and Variola .. 333 



Muller, P. — Medium for Bacteriological Examination of Water 334 



Gertler, N.—New Incubat or (Fig. 97) 461 



Hanfland, F. — Electrically heated Incubator 462 



Deycke & Voigtlander — Improved Culture Media 463 



Steel Gas Regulator (Fig. 98) 463 



Robin, A. — Simple Device for Distributing Equal Quantities of Culture Media 



(Fig. 99) ' 463 



