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toning

  1. C

    Continuing the Cyanotype Journey

    The first is a standard botanical cyanotype and the second the same but toned with Tannic Acid. The Last Vestiges of Summer Winter Gives No Quarter to Fall's Last Offering
  2. C

    Relearning Alternative Processes - Botanical Cyanotypes

    An interesting chemistry invented (for the most part) by John Hershel somewhere in the neighborhood of 1842 consisting of equal parts of Ferric Ammonium Citrate and Potassium Ferrocyanide. If you've ever seen a blueprint and you have if you've ever built a house, then this is essentially the...
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