Color measurement and its application to the grading of agricultural products : a handbook on the method of disk colorimetry /
by Dorothy Nickerson.
- Washington, D.C. : U.S. Dept. of Agriculture, 1946.
- 62 p. : ill. ; 26 cm.
- Miscellaneous publication / United States Department of Agriculture ; no. 580 .
- Miscellaneous publication (United States. Department of Agriculture) ; no. 580. .
Cover title. Contribution from Production and Marketing Administration.