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 12 · column 4 of 6 · from the scan, no model involved

SAVE ON ROOFING 4'x6'7”-26 Square Fool Sheet Corrugated Attphalt Rooting and Siding Ondulme The Lifetime Rooting
NOW *9.69 par sheet
COMMONWEALTH
67.3%