31452733ambrotypesPT2026-03-30 21:01:54UF31452734ambrotypeNDUF31452735collodion glass positivesNDUF31452736collodion-glass positivesNDUF31452737glass positives, collodionNDUF31452738glass-collodion positivesNDUF31452739positives, collodion glassNDUF31452740positives, glass-collodionNDBT31431564direct positivesPTRT31371034collodionPT