16. Color News (Munsell Color Company, first 4 issues obtainable in Bibliofilm Document No. 1330 (50 cents) from the American Documentation Institute, 2101 Constitution Avenue, Washington, D. C.)
17. Munsell Color Company. Munsell Student Charts (in choice of either 10 or 20 blank charts, with colors provided to be pasted on).
18. C. W. Keuffel, “A trichromatic additive colorimeter,” J. Opt. Soc. Am. 12, 479A (1926).
19. Dorothy Nickerson, ‘‘Colorimeter for use with disk mixture,” J. Opt. Soc. Am. 21, 640 (1931).
20. Bausch & Lomb Optical Company, HSB Color Analyzer, special catalog (1935).
21. Dorothy Nickerson, “Color grading of agricultural products,” U. S. Dept. Agriculture Tech. Bull. 154 (1929).
22. Dorothy Nickerson, “Color measurement in psychological terms,” J. Opt. Soc. Am. 21, 643 (1931).
23. Dorothy Nickerson, “Disk colorimetry; including a comparison of methods for computing tristimulus values for certain disks,” J. Opt. Soc. Am. 25, 253 (1935).
24. J. H. MacGillivray, “Tomato color as related to quality in the tomato canning industry,’ Purdue University, Agricultural Experiment Station, Lafayette, Indiana. Bull. 350 (April, 1931).
- Marion Deyoe Sweetman, “Color of potato chips as influenced by storage temperatures of the tubers and other factors,” Maine Agricultural Experiment Station (October, 1930).
- B. H. Webb, and G. E. Holm, “Color of evaporated milks,” J. Dairy Sci. 13, 25 (Jan. 1930).
- Emily Grewe, “Effect of variation in ingredients on color of chocolate cake,” Cereal Chemistry 7, No. 1, 59 (1929).
- J. G. Hutton, et al. Report of soil color committee. Report of the 2nd Annual Meeting of the American Assn. of Soil Survey workers, Bull. 3 (1922); “Soil colors, their nomenclature and description.” Proc. Pap. 1st Internat. Cong. Soil Sci. Vol. 4, 164-172 (1927); Report of soil color committee. Report of the 7th Meeting of the American Soil Survey Assn., Bull. 8 (1927).
- U. S. Dept. Agriculture, S. R. A., F. D. No. 4, Rev. 2, (1932), superseded by Title 21, paragraphs 5-8, p. 3323-3324, Federal Register, vol. 4, No. 136 (July 18, 1939).
25. J. J. Glenn, and J. T. Killian, “Trichromatic analysis of the Munsell Book of Color,” J. Opt. Soc. Am. 30, 609 (1940).
26. S. M. Newhall, “Preliminary report of the O. S. A. subcommittee on the spacing of the Munsell colors,” J. Opt. Soc. Am. 30, 617 (1940).
27. Granville, Nickerson and Foss, “Measurements of all special Munsell papers,” mimeographed report available from authors (1939).
28. J. E. Tyler and A. C. Hardy, “An analysis of the original Munsell Color System,” J. Opt. Soc. Am. 30, 90A (1940); 30, 587 (1940).
29. Dorothy Nickerson and W. C. Granville, “Hue sensibility to dominant wave-length change and the relation between saturation and colorimetric purity,” J. Opt. Soc. Am. 30, 159 (1940).
30. K. S. Gibson and Dorothy Nickerson, “An analysis of the Munsell Color System based on measurements made in 1919 and 1926,” J. Opt. Soc. Am. 30, 591 (1940).
31. D. B. Judd, and K. L. Kelly, “Method of designating colors,” J. Research Nat. Bur. Stand. 23, 356 (1939).
