Ansco Color Dupe Negative, type 846
Original Technical Papers and Primary Sources
Duerr, Herman H. (1952): The Ansco Color Negative-Positive Process. In: Journal of the Society of Motion Picture Engineers, 58,6, pp. 465-479. View Quote
Duerr, Herman H. (1952): The Ansco Color Negative-Positive Process. In: Journal of the Society of Motion Picture Engineers, 58,6, pp. 465-479. View Quote