Electronic bloodspot detection in commercial egg grading
By: [by John A. Hamann ... et al.].
Series: Marketing research report -- no. 239
Publisher: Marketing Research Division, Agricultural Marketing Service, U.S. Dept. of Agriculture
Published: 1958
Place of publication: Washington, D.C
Language: eng
Number of pages: 65
Subjects: Eggs; Grading
Notes: Cover title.

"June 1958."