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 14 · column 2 of 10 · from the scan, no model involved

Dusk-to-Dawn •Mm.
SECURITY UGHT -,<x jgg ; • 175 watt mercury vapor tamp
49.3%