Vintage French “P. Joannon, Daneyrolle & Co” yarn dyer’s color chart c.1930-50s. The book is a beautiful, hardcover, fold-out color swatch with examples of silk or “artificial silk” yarn in several lustrous and saturated color ranges. This industrial reference catalogue comes in excellent and well preserved, vintage condition. Size: Hardcover measures 5 ¾”x 7 ¾” when folded up.