Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
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University of Pennsylvania through its Department of Continuing Education.
If your interest is attracting martins or becoming a better landlord, you will benefit by becoming a member of the PMCA. Your support will enable them to expand their research and becoming a member includes a subscription to their quarterly membership magazine, the Purple Martin Update.
This magazine is a compilation of the latest scientific articles on martins written by leading ornithologists, as well as the latest findings from ongoing research at the PMCA’s study site
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