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 4 of 6 · from the scan, no model involved
and the stream valleys. Then, with the help of some cocoa powder and a spray bottle, they demonstrated what happens to loose or exposed soil in a rainstorm. It was easy to see the brown, sediment-filled streams. A discussion followed concerning ways to reduce erosion.
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