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Figure 6. A handmade acrylic chemical tank and plate dipper. (Silver nitrate sensitizing tanks may be made from either red cast acrylic sheet or, if made from a transparent variety, encased in a lightproof wooden housing. The inclination of the tank should be 15-20 off vertical. This particular fixing tank has a black back and a transparent front in order to reveal the ambrotype reversal as a plate on transparent glass is processed. |
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