Part 20

Carbon Process, outline of, 253 " Safe Edge for, 269, 255 " Carbon Process, Negative for, 255 " Transfer Paper for, 266, 256 " Temporary Support, 258 " in Detail, 261 " Squeegee for, 263 " Stock Jelly, 263 " Coating Paper for, 264 " Transfer Papers for, 266 " Flexible Support, 267 " Sensitizing Tissue for, 267 " Drying Tissue, 267 " Negative for, 268 " Reasons for Transfer, 269 " Transfer to Opal, 271 " Actinometer, 271 " Exposure, 272 " Transfer from Opal, 272 " T'sfer. from Flex. Spt., 274 " Glazed Surface Prints, 275 " Transfer to Ivory, 276 " Transfer to Canvas, 276 " Preparation of Canvas, 277 " " Linen, 278 " " Wood, 279 " Single Transfer, 289 " Transparencies by, 280 " Reproduced Negs. by, 281 " Failures and Defects, 282 " Frilling of Print, 283 " Spots, etc, 283 " Pressure Marks, 284

Canvas, Carbon Prints on., 276

=D.=

Development, 23 " Dishes for, 25 " Effect of Temperature on, 28 " Light for Developing Room, 28 " with Pyro-Ammonia, 29 " " Formulæ, 30 " with Pyro-Soda, 33 " " Formulæ, 34 " with Ortol, Formulæ, 35 " with Hydroquinone (Quinol), 36 " " Formulæ, 36 " with Ferrous Oxalate, 36 " " Formulæ, 37

Drying Plates, 41

Dark Room Light, Testing, 44

Defects of Negative, 43

Dallmeyer's Portrait Lens, 64 " Stigmatic Lens, 65

Depth of Definition (Focus), 71

Distortion of Lens, 72

Development of Portrait Negative, 81 " " Formulæ, 83

Detail in Pictorial Work, 110, 93

Development in Hand Cam. Exps., 137 " Formulæ, 138 " of Lantern slides, 149, 147 " of Enlargements, 168 " of P.O.P, 188 " Platinotype Paper, 221, 204 " of Bromide Paper, 234-6, 233 " of Gum Print, 250

=E.=

Exposure, Over, 27, 32 " Under, 27, 32 " Table with Pinhole, 76

Exposure of Lantern Slides, 146

Enlargements, 155 " Light for, 156, 162 " Daylight, 156 " Apparatus for, 157 " Lens, 164 " Direct, 167 " Development of, 168

Enlarged Negatives, 171 " " Transparency for, 172

Exposure in Carbon Printing, 272

=F.=

Fixing, 37 " Formula, 38

Frilling, 41

Flat Image, 44

Fog on Negative, 44

Fog-Green, 45

Focal Length of Lens, 66 " " Comparison of, 67

Focussing Interiors, 127

Finders for Hand Cameras, 134

Focussing Scale for Hand Camera, 135

Fixing Bath for Bromide, 235

Frilling of Carbon Print, 283

Failures in Carbon Printing, 282

Flexible Suppt. Carbon Process, 267, 274

FORMULÆ:-- Development, Pyro-amm. (Abney), 20 " " (Bothamly), 30 " Pyro-soda " , 34 " Ortol " , 35 " Hydrokinone " , 36 " Ferrous Oxalate " , 37 Fixing, Hypo " , 38 Clearing, Alum " , 41 Reduction, Ferricyanide " , 50 Belitzski Reducer " , 51 Intensification, Mercury " , 52 " Uranium " , 54 Development, Metol (Baker), 83 " Pyro-Soda " , 83 " Quinol and Rodinal " , 83 " Amidol (Thomas), 138 " Hydrokinone " , 138 " Eikonogen " , 138 " Metol (Pringle), 150 " Ortol " , 151 " Hydrokinone " , 151 " Amidol (Hodges), 169 Fixing, Hypo " , 171 P.O.P. Toning, Gold (Lambert), 180, 181, 182 " Alum Bath " , 184 " Combined Bath (gold) " , 184 " " (lead) " , 184 " " (gold) " , 185 P.O.P. Glazing " , 186 " Mounting " , 187 " Development, Quinol ", 188 " Toning, Platinum " , 190 " Fixing " , 191 " Toning (gold) " , 191 " Reducing " , 192 " Tinting " , 194 Platinotype Clearing (Hinton), 203 " Developing " , 202, 214 " Toning " , 223 Bromide Develping., Iron, (Henry), 234 " Clearing " , 235 " Fixing (Henry), 235 " Developing, Metol " , 235 " Quinol & Eikonogen " , 236 " Toning (gold) " , 237 " Reducing " , 238, 239 Carbon Process Waxing, (Skelton), 259 " " Tissue Jelly " , 263 " " Waxing " , 274 " " Collodion " , 276 " " Substratum " , 276, 278, 279, 280

=G.=

Green Fog, 45 " " Cure for, 46

Glazing P.O.P., 185, 186

Gum Bichromate Process, 241 " " Paper for, 243 " " Outline of Process, 245 " " Gum Solution, 246 " " Colours, 246 " " Brushes for, 247 " " Development, 250 " " Clearing Bath, 251

=H.=

Hypo.--Test for, 40

Hard Image, 44

Halation, 48

Head-rest in Portraiture, 78

Hand Camera, Photography with, 131 " " Lens for, 133 " " Finders for, 134 " " Shutter for, 134 " " Focussing Scale for, 135 " " Development of Exposures, 137

Hardening P.O.P., 195

=I.=

Intensification of Negatives, 51 " with Mercury formulæ, 51 " with Uranium formulæ, 53

Image Formation, 58

Image Angle, 70

Isochromatic Plates for Pict. Work, 115

Interior--Focussing, 127 " Exposure for, 127

Intensification of Lantern Slides, 153 " of P.O.P., 191

Intensifying Bromide Prints, 238

Ivory, Carbon Prints on, 276

=J.=

Jena Glass for Lenses, 64

=L.=

Latent Image, 23

Local Development, 20, 32

Lens, 57 " Function of a, 59 " Aberrations of a, 60

Lenses, Comparison of, 73 " Testing, 73

Lens for Pictorial Work, 113 " for Architectural Work, 120

Levels " " " , 121

Lens for Hand Camera, 133

Lantern Slides, 141 " " Various Processes, 143 " " Camera for Making, 144 " " Exposure of, 146 " " Development, 147, 149 " " Warm Tones on, 148, 152 " " Reducer for, 153 " " Intensifier for, 153

Linen, Prints on by Carbon Process, 278

=M.=

Mountain Photography see Alpine do.

Monocles, 75

Moving Objects & Architectl. Work, 129

Mounting P.O.P., 187

=N.=

Negative Making, 23 " Washing, 39 " Drying, 40 " Defects of the, 43 " too Thin, 43 " too Dense, 43 " Image too Flat, 44 " Image too Dense, 44 " Fog on, 44 " Green Fog on, 45 " Black Spots, Marks, Bands on, 46 " Transpnt. Bands, Spots on, 47 " Stains on, 47 " to Intensify, 51 " to Reduce, 49 " to Varnish, 54 " for Platinotype, 222 " for Bromide Printing, 227 " Reprodn. by Carbon Process, 281 " for Carbon Printing, 268, 255

=O.=

Optics--see Lenses, 57

Opal for Carbon Print, 272, 271

=P.=

Preservative, 25

Pinhole Image, 75, 58

Portrait Lens, 64, 63

Planar Lens of Zeiss, 65

Pinhole Table of Exposures, 75

Portraiture, 77 " Shutter for, 77 " in Ordinary Rooms, 79

Portraits Out-of-Doors, 80

Portraiture, Lenses for, 80 " Development in, 81 " " Formulæ, 83

Pictorial Photography, 87

Plates for Architectural Work, 122

P.O.P., Print-out Paper, 177 " Care of the Paper, 178 " Printing, 178 " Washing, 179 " Toning, 180 " Fixing, 183 " Combined Bath for, 184 " Alum Bath for, 184 " Drying, 185 " Glazing, 186, 185 " Matt Surface, 185 " Mounting, 187 " Development of, 188 " Platinum Toning, 189 " Toning with Gold & Platnm., 191 " Intensifying, 191 " Reducing, 192 " Defects of, 193 " Stains on, 195, 193 " Blisters, 194 " Tinting, 194 " Hardening, 195 " Spots on, 195

Printing P.O.P., 178

Platinotype Printing, 197 " Paper to Preserve, 199 " Outline of Process, 201 " Development, 220, 204 " Exposure of, 206, 202 " with Act'meter, 207 " Temperature of Develmt., 212 " Developing Salts, 213 " Papers, various kinds, 214 " Sepia Paper, 215 " Clearing Bath, 203, 218 " Devpmt. by Glyc. method, 221 " Negative for, 222 " Prints Toning, 223

Printing Bromide Paper, 232, 233, 227

Papers for Gum-Bichro. Process, 243

Pressure Marks in Carbon Prints, 284

=R.=

Restrainer or Retarder, 24

Reducer, 24

Reduction of negative, 49 " Formulæ, 50, 51

Reduction, local, 50

Refraction of Light, 60

Rapid Rectilinear, Symmetrical, Lens, 64

Rapidity of Lens, 68

Rembrandt Effects in Portraiture, 79

Retouching Portrait Negative, 83

Reducer for Lantern Slides, 153

Reducing P.O.P., 192

Reducing Bromide Prints, 239

Reticulation of Carbon Prints, 283

Reproduction of Neg. by Car. Pro., 281

=S.=

Satz-Anastigmat Lens, 65

Stigmatic Lens of Dallmeyer, 69

Stops, Value of, 69

Stops, Comparative Value, Table, 70

Spectacle Lens, 75

Selection in Pictorial Work, 95

Shutter for Hand Camera, 134

Stains on P.O.P., 193, 195

Sepia Platinotype, 215

Spots on Carbon Prints, 283

Single Transfer Carbon Process, 289

Safe Edge for Carbon Printing, 255, 269

Sensitizing Carbon Tissue, 267

=T.=

Tripod on Ice, a caution, 14

Test for Hypo, 40

Testing Dark-room Light, 44

Tele-photo Lens, 70

Truth in Pictorial Photograph, 91

Tone Value, 107

Toning P.O.P., 180, 189, 191

Tinting P.O.P., 194

Toning Platinotypes, 223, 224

Toning Bromide Prints (gold), 237 " (uranium) 238

Trays for Bromide Printing, 240

Transparency by Carbon Process, 280

T'sfer. Paper for Carbon P'cess., 256, 266

Temporary Support, Carbon Process, 258

TABLES:--

Light, 21, 22 Stops,70 Pinholes, 75

=V.=

View Finder, 13

Varnishing Negatives, 54

Vignetting Bromide Prints, 231

=W.=

Washing Plates after Development, 38

Wood, Carbon Prints on, 279

=Z.=

Zeiss-Planar Lens, 65 " Lens for Architecture, 120

* * * * * * * * *

END OF WORK

* * * * * * * * *

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Transcription Notes:

The original spelling and grammar have been retained. Footnotes have been moved to the end of the paragraphs in which they are referenced. Minor adjustments to hyphenation and other punctuation have been made without annotation. The caret symbol ^ is used to represent a number or expression raised to some power (5^2=25).

Typographical changes to the original work are as follows:

pg 10 kodak/Kodak: a form of ... pg 15 removed repeated word at: can be got at ... pg 62 simultaneouly/simultaneously: where they cross ... pg 81 two/too: too far behind or ... pg 95 frolicing/frolicking: joyous sunshine ... pg 108 rythmical/rhythmical: something ... pg 144 salutory/salutary: has a very ... pg 145 concatention/concatenation: under any ... pg 153 potass/potash: metabisulphite of ... pg 193 power/powder: ("bleaching ...

End of Project Gutenberg's The Barnet Book of Photography, by Various