| to 344—-—__--+— MONTHLY Sr? LEVELS IN POWDERED MILK32 ~ PERRY, NEW YORK 30 i want T Amc Sr°% Ca 28- i y JFMAMJJASOND | JFMAMJJASOND 1954 1955 rriyr rr tt Tt rer rr rer ep et rrr TT a er JFMAMJJASOND JFMAMJJASOND UF MAMJJASOND JFMAMJJASOND FMAMS 1956 1957 1958 1959 Tyr? Tt JASOND 1960