31298256[conditions and effects for photography]PT2026-03-30 20:19:57BT31296915conditions and effects by specific typePTNT31301841oxidative-reductive deteriorationPTNT31301843silver mirroringPTNT31301846solarizationPTNT31301850Sabattier effectPTNT31301858pixelationPTNT31301855halationPTNT31301860indexed colorPTNT31301856ferrotypingPT