1945 Ad Interchemical Apple Leaf McIntosh Research Recording FZ8

This is an excellent original 1945 color print ad for the Interchemical Products including the IPI, printing inks, in-tag gravure inks, Ault and Wiborg finishes, Polymerin enamels, Murphy finishes and a la carte paints, Aridye textiles colors, A & W carbon paper and typewriter ribbons, R-B-H dispersions, Setfast canvas paint, Mil-Du-Rid, Sanitas, wall covering, Meritas oilcloth, and Cotan coated fabrics; from Interchemical Corporation. This ad features a copy of the laboratory apple leaf report, a research based on a series of carefully selected leaves that were measured on the Recording Spectrophotometer at the Interchemical Reserach Laboratories. This research was done by the Pomology Department of a State College of Agriculture who found that the color of McIntosh apple leaves and the quality of the fruit depends in a part on the amount of nitrogen in the soil. CONDITIONThis 66+ year old Item is rated Near Mint / Very Fine+. No creases. No natural defects. No surface rub. No