ammonia processhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31409939enGetty Institute2026-03-30 20:50:13http://AATesaurus.cultura.gencat.cat/aat/getty_enTesaurus d'Art i Arquitecturatext/html diazo process, dry diazo process, vapor dry diazo process dry diazotype process vapor diazo process vapor diazotype process