Statistics for occurrence #1 of “Professor B. W. Putnam” in chapter 3 of Medford Historical Society Papers, Volume 26.:

...were wont to be exhibited at the annual examinations. In 1873 there came a sudden development of intense interest in the subject which spread through a large portion of the State. In Medford, Professor B. W. Putnam , of Boston, was employed to meet all the teachers at the High Schoolhouse for a series of practical lessons which should qualify them to instruct their own pupils. The High School alone was honored...
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