CONTENTS. XXX111 



PAGE 



Nelson's (E. M.) Mechanical Stage Tart 3 477 



ine-adjustment by tilting the Stage (Figs. 64-73) „ 478 



Minot, C. S. — " American Microscopes — A Complaint" „ 4S2 



Zeiss's (C.) Ila. Microscope (Fig. 96) Part 4 037 



Babuchin's (A.) Microscope (Fig. 97) „ 637 



Galileo's Microscopes (Figs. 98 and 99) „ 639 



Joblot's Microscope (Fig. 100) „ 640 



Hensoldt's (M.) Reading Microscopes (Figs. 101 and 102) „ 640 



Thcky's Five-tube Microscope (Fig. 120) Part 5 792 



Schieck's (F. W.) Meat-examining Microscope (Fig. 121) „ 793 



„ Travelling Microscope (Fig. 122) „ 794 



Zeiss's Ila Microscope — Babuchin's Microscope „ 794 



Leitz's Demonstration Microscope — Old Demonstration Microscope (Figs. 



123nncU24) „ 794 



White's (S. S.) Dentist's Examining Glass (Fig. 125) „ 795 



Bausch and Lomb Optical Co.'s " Watchmaker Glass" (Fig. 126) .. .. „ 795 



Ganz's (J.) Pinakoscope with Dreyfus' s Reflector (Fig. 127) ,, 796 



Tri-ocular, Quadri-ocular, $c, Prisms (Figs. 128-132) „ 796 



Ahrens' (C. D.) New Erecting Microscope (Fig. 161) Part 6 1020 



Kleins (L.) Excursion Microscope (Figs. 162-164) „ 1020 



Pritchard's Microscope with " Continental " Fine-adjustment (Figs. 165 and 



166) „ 1022 



Griffith's (E. H.) Fine-adjustment (Figs. 167 and 168) „ 1022 



Mayall, J. — Necessity for a Sub-stage „ 1024 



(2) Eye-pieces and Objectives. 



Gundlach, E. — ApochromatiC Objectives Part 2 285 



Cheap Objectives „ 287 



Swift, J. — The Jena Optical Glass (Figs. 74 and 75) Part 3 486 



Vogel, H. W.—Hartnack's new Objective Part 4 646 



Zeiss's " Compensation Eye-piece 6 with 1/1 Micron-dicision" (Fig. 133) .. Part 5 797 



Defective Objectives and the Binocular Microscope Part 6 1025 



(3) Illuminating' and other Apparatus. 



Zeiss' (C.) Iris Diaphram (Figs. 13-15) .. .. Parti 111 



Edmonds's (J.) Automatic Mica Stage (Fig. 16) „ 111 



Rousselet's (C.) Life-box (Fig. 17) „ 112 



Mayer, P. — Large form of Abbe Camera Lucida „ 113 



Hitchcock, R. — May's Apparatus for Marking Objects „ 113 



Dewitz, H. — Simple Method of Warming and Cooling under the Microscope 



(Fig.lS) „ 114 



Graber, V. — Apparatus for determining Sensibility to Heat „ 114 



Geissler's (G. F.) Culture Tubes (Fig. 45) Part 2 287 



Gas and Moist Chambers (Figs. 46-55) „ 287 



Mallard, E. — Bertrand's Refractometer „ 291 



Lehmann, O. — Apparatus for Microphysical Investigations „ 292 



Dumaige's Camera Lucida (Fig. 76) Part 3 487 



Eye-shades „ 488 



Dumaige's Nose-piece for Changing Objectives (Fig. 77) „ 488 



Malassez's (L.) Hot Stage (Fig. 78) „ 488 



Hallsten's (K.) " Compressoriiim " (Fig. 79) „ 489 



Hardy's (J. D.) Growing Slide (Fig. 80) „ 489 



Schieck's (J. W.) Microscope Lamps (Figs. 81-84) „ 490 



Gerlach's Embryoscope (Figs. 85 and 86) , „ 491 



1888. C 



