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 7 · column 3 of 7 · from the scan, no model involved
90-LB. ASPHALT ROLL ROOFING Colors: GREEN, WHITE, and BLACK Covers 100 sq. ft.
$o"
90.7%