Simplified Practice Recommendation R 111 - 30, comprising Colors for School Furniture, contains printed exemplars of school-furniture ... aquot;National School Bus Chromeaquot; resulted from a conference in April 1939 of 48 state Education ... by comparison with standard solutions of tannic acid in alcohol plus NaOH or with five colors shown printed on a chart. ... with the A.S.T.M. standard definition of color; Tentative Method of Test for Specular Ar 1939 Book of A.S.T.M. Standards, Part II, p.
Title | : | Symposium on Color |
Author | : | |
Publisher | : | ASTM International - |
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