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 11 · column 3 of 6 · from the scan, no model involved

50 LB. Brine Buttons 50 LB. Solar Salt Crystal: 50 LB. Water Softener
Blocks 50 LB. Iron Fighter
Blocks 40 LB. Iron Fighter
99.6%