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 22 · column 4 of 8 · from the scan, no model involved
LtLLULUOC
INSULATION •Covers 26 sq. ft. at an R-19 value •Will not itch •U.L. listed *30 lb.
*3.79 I do-it-yourself with %PUR RENTAL MACHIN^
86.0%