Fig. 7From: A study of the relationship between the migration of image silver and perceived yellowing of silver gelatine photographsTransmission electron microscope images of the historical samples. Left column × 10 k, right column × 150 k (scale bar measures 100 nm). Top row: “Street scene”, second row: “Ceremony”, third row: “Aeroplane”, fourth row: “Crumpled manuscript”Back to article page