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 3 · column 1 of 7 · from the scan, no model involved

A Rich in Available Phosphoric Acid A 3 Different Nitrogen Sources A' Contains Secondaw Plant Foods and Trace Elements A Always Drillable A Open Formula
55.9%