← Back to process (Sidero-Cupreatype)

Sidero-Cupreatype / Ammonia Bleaching

Contexte & Histoire

If severely discoloured, can be used as a base for recolouring afterwards.

Cards for this variante

Fiche #63
White Grey green
365nm
#63
Fiche #67
Greyish blue White Sky blue
365nm
#67