\X\ll CONTENTS. 



MICROSCOPY. 

 A. Instruments, Accessories, etc. 



(1) Stands. 



Watson & Sons' Metallurgical Microscope, " Tlie Horizontal " (Fig. 7) .. .. 91 



„ „ " Mint" Metallurgical Microscope (Fig. 8) 93 



„ „ Laboratory Dissecting Microscope (Fig. 9) 93 



Rohr, M. von — Binocular Instruments 93 



Nelson, E. M. — Francis Watkins Microscope (Figs. 26-29) 137 



., „ Gregory and Wright's Microscope (Fig. 32) 154 



Beck's "London" Microscope, Begent Model (Figs. 33. :; 4) 227 



Societe Gexevoise : Mineralogical and Petrographical Microscopes, with Per- 

 manent Centring and with Objective Botation (Figs. 35, 36, 37) 229 



Mechanical Stages (Figs. 38, 39) 233 



Micrometer Microscope (Fig. 40) 234 



Dissecting Microscope (Fig. 41) 234 



Frauenhofer's Screw Micrometer (Figs. 42, 43) .. .. 235 



Baxter, Wynne E. — Old Microscope by Shuttleworth '(Fig. 8 >) 305 



Leitz' New Petrological Microscope, Type A (Figs. 87-92) 367 



„ Museum Microscope (Fig. 93) 371 



Bibliography .. 372 



"Waterhouse" Museum Microscope (Fig. 121) 490 



Konkoly's Large Measuring Microscope (Fig. 122) 491 



Vogel-Hale Measuring Microscope (Model C) (Fig. 12H) 492 



Vogel's Measuring Microscope (Model 1.) (Fig. 124) 493 



Vogel-Wanach Large Measuring Microscope (Model II.) (Fig. 125) 494 



Vogel-Campbell's Large Measuring Microscope (Model III.) Fig. 126) .. .. 496 



Vogel's Measuring Microscope (Model IV.) (Fig. 127) 497 



Toepfer's Universal Measuring Apparatus (Fig. 128) 498 



Bibliography 500 



Leitz, E. — Engel's Cross-stage with Automatic Adjustment ( Fig. 139) 639 



Swingle, W. T., & L. T. Briggs — Improvements in the Ultra-violet Microscope 



(Fig. 140) 639 



Reichert's Movable Mechanical Object-stages (Figd. 141-143) 641 



„ New Large Stand B (Fig. 144) 642 



„ New Medium Mineralogical Stand A Hi c (Fig 145) 644 



„ Large Stand A \ 645 



„ New Preparation Microscope (Fig. 146) 645 



Dreck, W. — Photomicroscope for Ultra-violet Bays and its Significance for Histo- 

 logical Investigations, especially of Hard Structures 646 



Bibliography 646 



Ross' New Micrometric Mechanical Stage (Fig. 159) 760 



„ No. 2 "Steward" Metallurgical Microscope ''Fig. 160) 761 



Reichert's Traveling Microscope (Fi^s. 161, 162) 762 



New Steinach Stand C (Fig. 163) 763 



„ Neio Stand vi. (Figs 164,165) 765 



Hetjsner's Object-stage with Exchangeable Plates (Fig. 16ii) 766 



(2) Eye-pieces and Objectives. 



Houdaille, M. — Photographic Objective containing a Uranium-glass Lens . .. 93 



Nelson, E. M. — Eye-pieces for the Microscope 146 



