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 12 · column 2 of 3 · from the scan, no model involved

FEDERAL INCOME TAX MADE OUT AT
Warren Paint & Supply Co. JOHN J. ZUNKA / . % Front Royal, Virginia
83.3%