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Start Over You searched for: Collections Medicine in the Americas, 1610-1920 Remove constraint Collections: Medicine in the Americas, 1610-1920 Subjects Air Pollution -- adverse effects Remove constraint Subjects: Air Pollution -- adverse effects

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3. By virtue of the authority given in Chapter 26 of the General Statutes, the Board of Health of the City of Boston hereby forbids the exercise, on or after November 30, 1875, of the trade or employment of [blank]