INDEX CONTINUED. 



Fig. 24. Drawing from eye- 

 piece micrometer 69 



Fig. 25. Record cards . . 70 



Incandescent light 35 



Intensification 82 



Intensifier 83 



Iris diaphragm 29 



Lamp adjustments 44 



Lamp and bull's-eye 43 



Lantern 35 



distance from screen 94 



plates 92 



slides 91 



slide testing 93 



Lens adapter 29 



Lieberkuhn 54 



Light, Acetylene 61 



Critical 45, 50 



for dark room 71 



Incandescent 35 



Monochromatic 96 



Oblique 54, 97 



Oil 45 



Reflected 34 



Transmitted 32 



Loan slides 17 



Magnesium 46 



Magnification, How to measure 57 



Magnifying power of objectives 58 



Masks 93 



Measurement of magnification 57 



Measurement, Unit of 59 



Microscope and accessories . . 38 

 Microscope used as projecting 



lantern 24 



Mirror for preventing shadows 36 



Monochromatic light 96 



Mounting 90 



Multiple images 65 



Negatives, Spoiled 74 



Negatives, Storage of 81 



Objectives for photography . . 97 



Oblique illumination 54, 97 



Oil-immersion objectives used 



horizontally 56 



Oil lamps 45 



Opaque objects, Illumination of 34 



Oxalate of potash developer , . 89 



Paper. Platinotype 88 



P.O.P. 84 



Velox 86 



Penetration 97 



Photographic lens for natural 



size 30 



Photo-micrography with micro- 

 scope 48 



Photo-micrography without 



microscope 32 



Pinholes 39 



Plates for negatives 74 



Platinotype 88 



Polariscope 59 



Porcelain slips for stage 37 



Printing, Bromide 86 



frames 86 



Platinotype 88 



P.O.P 84 



Pyro-soda developer 75 



Records 67 



Reducer 83 



Reduction 83 



Reflected light 34 



Reflection from body tube . . 22 



Reflection from cover glass . . 35 



Retouching pencil 90 



Screens, Colour 60 



Screens, Ground-glass 55 



Shadows with reflected light . . 36 



Side reflector 35 



Simple photo-micrographic 



outfit 26 



Size of picture 67 



Sketching with eyepiece micro- 

 meter 68 



Slides, Quality of 74 



Spoiled plates, How to utilise 92 



Spot lens 99 



Spotting lantern slides 93 



Storage of negatives 81 



Substage condenser, Centring 52 



Focussing 52 



Use of . . 51 



Test objects 56 



Toning and fixing bath 85 



Transmitted light 32 



Tube reflection 22 



Uniform illumination .... 25, 48 



Unit of measurement 59 



Varnishing 81 



Velox paper 86 



Vertical illuminator 54 



Visual and actinic foci 20 



Washing 79 



