XXXIV CONTEXTS. 



MICEOSCOPY. 



A. Instruments, Accessories, &c. 



(1) Stands. 



PAGE 



Nelson, E. M. — Holtzapffel's Microscope (Figs. 1(5 and 17) 19 



Beck's Imperial Microscope (Fig. 18) .. .. 95 



Baker's Portable Diagnostic Microscope (Fig. 19) 98 



Seibert's Travelling Microscope (Figs. 20 and 21) 98 



„ New Dissection M icroscope (Fig. 22) 101 



„ Large Model Microscope, No. 3 101 



„ Laboratory Microscope (Fig. 23) 101 



Koss' New Microscope (Figs. 36-39) 231 



Ashe's Two-speed Fine Adjustments (Figs. 40-42) 232 



Seibert's Mineralogical Stand (Fig. -43) 234 



Bibliography 236 



Nelson, E. M. — WaddeVs Erecting Microscope 291 



„ „ Two Early Microscopes by Andrew Boss ? (Figs. 05 and 66) .. 351 



Pillischer's "Lenticular Microscope " (Fig. 67) 353 



Seibert's Large Model Microscope No. 2 (Fig. 68) 354 



Watson's New " Holos Fram " Microscope (Fig. 69) 354 



„ New Two-Speed Fine Adjustment (Fig. 70) 354 



Beck's Micrometer Microscope (Fig. 71) 357 



Albrecht's Microscope for Measuring Plant-growth (Fig. 72) 358 



Bye's Beading Microscope (Fig. 73) 358 



„ Short Table-Cathetometer (Fig. 74) 359 



Nelson. E. M. — An Old Backwork Draw-tube 360 



Zeiss' Stand for Brain Sections (Fig. 95) 483 



Czapski's Cornea-Microscope (Fig. 96) 4S4 



Zeiss' Preparation Stand and Drawing Apparatus for Weak Magnifications 



(Fig. 97) 485 



Hilger, A. — Photo-measuring Micrometer (Fig. 98) .. 486 



Zeiss' Smaller Mechanical Stage (Fig. 110) 605 



Greenough's Binocular (Fig. Ill) .. 607 



Microscope Adjustment (Fig. 112) 607 



Males-Watson Two-speed Fine Adjuxtment (Figs. 113 and 114) .. .. 609 



Bekger's Fine Adjustment (Fig. 115) 610 



Ztiss' Small Mineralogical Stand (Fig. 116) 610 



„ Small Model Polarising Microscope (Fig. 117) .. 613 



Messter's Attachable Mechanical Stage 613 



Huntingdon's Tilting-stage for Holding and Adjusting Minerals (Fig. 118) .. .. 613 



Swift's "iratoft" Fine Adjustment (Fig. 129) 60S 



Bibliography 698 



(2) Eye-pieces and Objectives. 



Nelson, E. M. — The First English Achromatic Objective (Fig. 15) 10 



4dee, A. A. — Hastings Apochromat .. .. 236 



Oearness, J. — Magnifiers 237 



Bibliography 237 



Beck-Steinheil Orthosligmats (Fig. 75) .. 360 



Leitz' Spherically, Chromatically, and Astigmatically corrected Objective (Fig. 76) 360 



Zeiss' Objectives 487 



Murbach, L. — Demonstration Eije-piece (Fig. 99) 487 



Schaffner, J. H. — Oculars for General Laboratory Work 487 



BlDLIOGRAPHY 487 



