TY  - BOOK
AU  - Hauver,W.E.
AU  - Hamann,John Adolf
TI  - Egg grading manual
T2  - Agriculture handbook / United States Department of Agriculture
AV  - SF490 .H26
PY  - 1955///
CY  - Washington, D.C.
PB  - U.S. Dept. of Agriculture, Agricultural Marketing service
KW  - Eggs
KW  - Grading
N1  - Cover title
ER  -