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 6 of 10 · from the scan, no model involved

Petunias. Pansies, Cauliflower, Broccoli, Cabbage Cell Packs
69<run nat $ *7 99 mi* or of 12 M Match
56.9%