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 7 · column 3 of 6 · from the scan, no model involved

most resistant to contamination.
Gathered this from speech by Dr. Hall, Director of University Tennessess, Atomic Energy Commission, Research Laboratory at Oak Ridge. Dr. Hall also stated the time of day has influence on a
75.7%