XXXVl CONTENTS. 



PAGE 



Sta'sdauv 3!aHwood Finders Part 3 529 



Nelson, E. M.. & G. C. Karop — Value of Achromatic Condensers Part 4 6i7 



BAVScn & 'LoiiB Optical Co.'s Condenser {Fig. 167) „ 648 



MiIjEs' (J. h. V!^.) '' Desideratii7n" Condenser 648 



'Nactii:t's Camera Zucida for Magnifiers (^Figs. 168 cnid IGd) ., 649 



Fmsm for Drawing (Fig. 110) „ 650 



HArscK & L.O'iiB Optical Co.'s 3Iechanical Stages {Figs, m and 172) .. .. „ 650 



H-siTRyovt's (A.) Microstat (Fig. 173) „ 651 



BABhiyG's (S.) Screw-Micrometer (Figs. 17i-177) „ 652 



VAGA:<i's (A.) Growing Slide (Figs. 178-lSO) „ 655 



Chalaxde, J. — Apparatus for examining living Myriopoda ,, 656 



G-RiEFiTn's CE^.H.) Mechanical Finger (Figs. 181-183) „ 656 



„ „ Substage Diaphragm-holder and Glass Diaphragms (Fig. 184) „ 657 



Fhi^iscnL's (E. V.) Hxmometer (Fig. 185) „ 657 



Thoulet, J. — Measurement bg Total Reflection of the Hefractive Indices of 



Microscopic Minerals (Fig. 186) ,, 659 



Erecting Arrangement „ 660 



Hallstex, K. — Compressorium „ 660 



Ketchtm's (J.) Portable Oxy-calcium Lamp „ 660 



BAVscn&'Loyi-s Condenser and Substage (Fig. 21Q) Part 5 809 



'R'EicwEYiT's improved Mechanical Stage (Fig. 226) „ 809 



Borden's (W. 0.) Electrical Constant-temperature Apparatus (Figs. 221 and 



222) „ 810 



Lighton's (W.) Analysing Diaphragm for the Polariscope (Figs. 223 and 224) „ 812 



Bl'RKNER, K. — Auer's Incandescent Gas-burner as a Microscope Lamp , 813 



Martinotti, G. — " Old and New Microscopical Instruments. — Apparatus for 



testing Refractive Index (Fig. 22oi) „ 814 



Borden's (W. C.) Electrical Constant-temperature Apparatus (Fig. 242) .. .. Part 6 1024 



Fearnley, "W.— Fro</-AoWer „ 1024 



Macer's (R.) /nserf-/ioWt=r (%. 243) „ 1024 



(4) Photomicrography. 



Matall, J., jim. — Dr. H. Van Ileurck's Photomicrography Parti 182 



Eya^h's (F. H.) Focusing Screen for Photoinicrography (Fig. 83) Part 2 320 



BousFiELD, E. C. — Note on some Photomicrographs , 357 



Crookshank, E. M. — Photomicrographs of Flagellated Protozoa in the Blood . . „ 358 



Thotogbapuic Apparatus for the Microscope (Figs. llS-li3) Part 3 473 



JJAGnoy's Microphotographic Apparatus (Figs. Hi and 14:5) „ 487 



Bousfield's (E. C.) ' Guide to the Science of Photo-micrography^ „ 488 



White, T. C. — Photomicrography with a Sliding Diaphragm „ 529 



Nelson's (E. M.) P/iO^omtcror/ropAic Camera (i^^. 187) Part 4 661 



Feancotte, p. — Photomicrographic Camera for the Simple or Compound 



Microscope .. ., „ 662 



Benecke, B., & S. T. Stein — Focusing in Photomicrography (Figs. 188 and 



189) „ 662 



Israel, O. — Photomicrography with High Powers „ 664 



Ceooksuank's (E. M.) '■Photography of Bacteria' and ^Manual of Bac- 

 teriology' „ 664 



Mercee, A. C. — Photomicrograph versus Microphotograph „ 665 



Feancotte, P. — Photography of Coloured Preparations „ 689 



Crookshank's (E. M.) Eeversible Photomicrographic Apparatus (Fig. 226) .. Part 5 819 

 Rafter's (G. W.) « Professional Photo-Micro-Camera " (Figs. 227-229) . . „ 822 



Hartnack's (E.) Cw/^ro-awTOonw C<?// „ 826 



'iizi.?,0-s KST>Q,\:Kn-Ei= Photomicrograpjhic Camera (Fig. 2ii) Part 6 1025 



liis,\V.— Photographing Scries of Sections (Fig. 215) „ 1027 



