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 5 · column 3 of 4 · from the scan, no model involved
ROOF CEMENT • Contains no coal tar ^ GAL, • Makes a new roof watertight • For general repair work 5 GAL,
3.69
13.95
74.9%