The New Cyanotype: dichromates

Risa Horowitz ()
Tue, 14 January 1997 10:27 AM

John or anyone who's tried it: Can the pottasium dichromate be
substituted with the ammonium type babbleon@ican.net (for even shorted exposure times?). Does
anyone know If Mike tried this, and if it works?

cheers
Risa

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