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.
Page 17 · column 4 of 5 · from the scan, no model involved
ENERGY SAVINGS ? JUST GOT SMARTER... ,.v,THINK HYBRID HEATjm H THINK SAVINGS. •' ■ . ■■■ ^
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30.7%