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U. S. Insecticide and Fungicide Board

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Stand Alone

Service and Regulatory Announcements, Vol. 43 March 17, 1923 (Classic Reprint)
Service and Regulatory Announcements, 1921 (Classic Reprint)
Service and Regulatory Announcements, Vol. 54 May, 1926 (Classic Reprint)
Service and Regulatory Announcements, Vol. 52 Insecticide; November 1925 (Classic Reprint)
Service and Regulatory Announcements, Vol. 54 May, 1926 (Classic Reprint)
Service and Regulatory Announcements, Vol. 52 Insecticide; November 1925 (Classic Reprint)