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 29 · column 4 of 5 · from the scan, no model involved

/WATERS
REPELLENT®
•Protects decking against checking, splitting, ana warping caused by moisture damage
85.8%