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 5 of 9 · from the scan, no model involved

The Ferris Wheel of Chicago’s Columbian Exposition of 1893, 264 feet across, was dwarfed by the Gray don Wheel, made and used in England, the following year, 328 feet across.
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