INDEX. 



PAGE 



Lantern Microscopes, Wright 



and Newton's 156 



Lantern Slides 143 



Lantern Slides, Dry Collodion. 145 

 Lantern Slides, Gelatine Bro- 

 mide 145 



Lantern Slides, Gelatine Chlo- 

 ride 145 



Lantern Slides, Gelatine Chlo- 

 ride 149 



Lantern Slides, Qualities of. . . 143 



Lantern Slides, Size of 145 



Lantern Slides, Various Pro- 

 cesses for 144 



Lantern Slides, Wet Process . . 144 



Lantern Slides by Transfer 128 



Lantern Slides on Gelatine 



Bromide 151 



Lantern Slides to be Varnished 153 

 Lens, Supplementary for " Cor- 

 rection" 27 



Lens for Reduced Slides 146 



Lieberkiihn 175 



Lieberkiihn, Mount for 176 



Liesegang's Chloride Paper. .. 121 



Light, Lime 43 



Light, Monochromatic 40 



Light, To Centre the 81 



Liffht for Operating Room, 



Rationale of 56 



" Light Modifiers" 35 



Lighting, Even 49 



Lighting Uneven on Negative. 104 



Lime Light 43 



Lime Light, Author's Jet 43 



Lime Light, Jets Described. . . 43 



Lime-Light as Radiant 39 



Limes For Lantern, To Pre- 

 serve 161 



Liquor Ammonia, To Use.. 62 



Long Lever Adjustment 26 



Low Power Work, ' ' Portrait " 



Plates for 67 



Machines for Washing Prints. . 119 



Maddox, Dr. R. L 12 



Maddox's Camera Described. . 40 

 Magnesia, To Replace Limes. 44 



Magnesium Ribbon Light 124 



Magnification, Amount of 75 



Magnification, as Touching 



Exposure ... 89 



Magnification, To Calculate.. 164 

 Manipulation of Bromide Paper 126 

 Manipulations of Development 92 

 Marking Oculars, Zeiss' System 164 



Mercer, Dr., his Work 13 



Mercury, Intensifier 63 



Methyl Blue, To Photograph. . 110 

 Microscope, Baker's " Nelson " 24 

 Microscope, Powell and Le- 



land's 24 



Microscope, Swift's Wales pat- 

 tern 24 



Microscope, The 23 



" Microscope and its Revela- 

 tions," The, by Dr. Carpenter 30 

 Microscope Attachment to Lan- 

 tern 156 



Microscopes, Beck's 24 



Microscopes, "Student's".... 26 



Miguel, Dr. 15 



Mis-focusing Condenser, Dan- 

 ger of 72 



Mixing Jet For Lantern 159 



Mixing Lime-jet 43 



Monochromatic Light 42 



Mount for Lieberkiihn 176 



Mounting Glazed Prints 120 



Mounting Lantern Slides 153 



N. Rhomboides 173 



Negative, A Good One De- 

 scribed 103 



Negative Varnish 103 



Negatives, Qualities of 103 



Negatives, To Print Hard and 



soft...: lie 



Negatives, To Reduce Density 



Of 102 



Nelson, E. M., his Arrange- 

 ments 17 



Nelson, E. M., his Work 14 



Nelson, Pattern of Micro Stand 24 

 Newton & Co., Jet for Lime 



Light 44 



Neyt 15) 



Non- A chromatic Condenser. . . 33) 



Normal Developers 61*i 



Normal Developers 91 ' 



Nose-Pieces 36 



Numerical Aperture 163 



Obernetter, Color - Sensitive 



Plates 107 



Objects, ' Deep " 86 



Objects, Divided Into Classes 66 



Objective, or Object Glass 27 



Objective Used as Condenser. 73 



Objectives, Correction of. ... 27 



Objectives, Testing 31 



Ocular, Convenience of 75 



Ocular, Use of 74 



Ocular or Eye-Piece, Stops in. 32 



Oculars, In General 37 



Oculars, Projection by Zeiss.. 164 



