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 6 · column 4 of 5 · from the scan, no model involved

This chart shows tha approximate percentage of annual heating cost for each calendar month and is based on ten year average figures.
67.4%