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Proclamation No. 1378, s. 1975 - Signed on January 23, 1975: Declaring the last full week of February of every year as "Chemistry Week"

Signed on January 23, 1975: Declaring the last full week of February of every year as "Chemistry Week"

January 23, 1975

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Proclamation No. 1378, s. 1975 - Signed on January 23, 1975: Declaring the last full week of February of every year as "Chemistry Week". BatasPH. Approved January 23, 1975. https://batasph.thirdygayares.com/proclamations/proclamation-no-1378-s-1975