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 28 · column 1 of 5 · from the scan, no model involved

12-24 space.*49.99 200 Amp Main •24-40 space.* 1 18.951 Breakers •Single Pole 15, 20 amp. •Double Pole ^15, 20, 30 amp
*4.69
*10.59
89.8%