How to Make Photographs; A Manual for Amateurs

How to Make Photographs; A Manual for Amateurs

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1886 edition. Excerpt: ...the borders of the plate. This can be prevented by using Anthony's Anti-frill, as directed by the label on the bottle, or it can be partially prevented by immersing for a few minutes in the alum bath before fixing: Alum, ... 1 ounce. 1 Water, .. 16 ounces. Care should be taken to keep the finished negatives in a thoroughly dry place; with this precaution they may be dej pended upon as absolutely permanent. Clearing Solution for Stained Gela-tine Negatives. Alum, 2-ounces. Citric acid, 1 ounce. Water, 10 ounces. After fixing and washing, immerse the negative from three to five minutes in this solution. On removal wash well. To remove the last trace of hypo. from the film, immerse a few minutes in the following solution and again wash: Water, 16 ounces. Saturated solution of acetate of lead, .. 10 drops. Varnishing. Ordinarily with gelatino-bromide dry plates, unless a great many proofs arc required, varnishing is unnecessary; but, it it is desired, warm the plate slightly, and (after it has become perfectly dry) hold it in the left hand by one corner between the thumb and forefinger, and pour the varnish on the righthand upper part of the plate so that it spreads to the edge ot the glass in that corner. Tilt it slightly, so that the varnish wi'l flow to the left-hand upper corner; then bring it down close to the thumb, thence to the right-hand lower corner, and drain it into the bottle, rocking it edgewise to and fro while doing so. This motion prevents its drying in streaks or ridges. Set it away to dry where no dust will fall on it. Chemicals. The quality of the articles used is a most important item. Purchase only those prepared expressly for the purpose, and as they are inexpensive, be sure and have a full supply of everything. Sufficient...show more

Product details

  • Paperback | 26 pages
  • 189 x 246 x 1mm | 68g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236615506
  • 9781236615503