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 2 · column 5 of 6 · from the scan, no model involved

those- four pints are taken out of
blood from the patient. They are then set - aside for that patient. Even if the blood is not used, the patient has had the benefit of the time, skill, and services of technicians in cross-matching and assignment of blood, and the patient is billed for those services, whether he has received the blood or not.”
83.3%