INDEX (Continued). 



PAGE 



ILLUSTRATIONS 



Fig. i. Simple outfit .... 30 

 Fig. 7. Lens adapter ... 32 



Fig. 8. Watch face 31 



Fig. 9. Photography with 



out a microscope 37 



Fig. 10. Lantern for re 



fleeted light 40 



Fig. n. Baseboard for mi- 

 croscope 45 



Fig. 14. Photography with 



microscope 46 



Fig. 15. Combined lamp 



and bull's-eye 47 



Fig. 1 6. Setting bull's-eye . 48 

 Fig. 18. Spotted bull's-eye. 61 

 Fig. 19. Centring and fo- 

 cussing condenser 62 



Fig. 21. Dark ground illu- 

 mination Plate VIII. 



Fig. 23. Eyepiece micro- 

 meter 93 



Fig. 24. Drawing from eye- 

 piece micrometer 94 



Fig. 25. Record cards 95 



Fig. 26. Connecting tube 



for camera 58 



Fig. 27. Tilting boards for 



vertical camera 35 



Fig. A. Microscope as pro- 

 jection lantern 28 



Incandescent light 39 



Intensification 112 



Intensifier 112 



Instantaneous exposure 88 



Iris diaphragm 62 



Lamp adjustments 48 



and bull's-eye 47 



Lantern, distance from screen. 129 



plates 123 



slides 122 



slide testing 124 



Lens adapter 32 



Lieberkuhn 64 



Light, Acetylene 53-76 



Critical 49-60 



for dark room 98 



Incandescent 39 



Monochromatic 76 



Oblique 63 



Oil 54 



Reflected 38 



Transmitted 56 



Loan slides 17 



PAGE 



Magnesium 49 



Magnification, How to measure 71 

 Magnifying power of objectives 73 



Masks 124 



Measurement of magnification 71 



Unit of 72 



Microscope and accessories ... 42 

 used as projecting 



lantern 27 



Micro-photography or photo- 

 micrography 20 



Mirror for preventing shadows 40 



Monochromatic light 76 



Mounting 121 



Multiple colour illumination . . 64 

 images 90 



Negatives, Spoiled 124 



Storage of no 



Negative enlarging 136 



Objectives for photography 23, 133 



Oblique illumination 63 



Oil-immersion objectives used 



horizontally 67 



Oil lamps 54 



Opaque objects, Illumination of 38 



Oxalate of potash developer . . 120 



Paper, Platinotype 119 



P-O.P II3 



Velox 117 



Penetration 24, 133 



Photographic lens for natural 



size 34 



Photo-micrography with micro- 

 scope 44 



Photo - micrography without 



microscope 36 



Pinholes in 



Plates for negatives 101 



Platinotype 119 



Polariscope 73 



,, colour effects 74 



Pond life tubes 95 



Porcelain slips for stage 41 



Prices of apparatus 138 



Printing, Bromide 117 



frames 122 



Platinotype 119 



P.O.P 113 



Pyro-soda developer 102 



Records 85 



Reducer 112 



