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 10 · column 2 of 4 · from the scan, no model involved
MARK 40 ELECTRONIC
CALCULATOR
Features floating decimal, percent key, algebraic logic, 8 digit display. It adds, subtracts, multiplies and divides ...does chain or mixed calculations. Comes with 9 volt hatfprv
94.6%