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 35 · column 1 of 3 · from the scan, no model involved
Heating apd Air Conditioning ' I;: - ;';--i Design • Installation • Service • Maintenance % -4 \ New Construction (Residential Of Commercial) • Heat pumps • Geothermal heat pumps ' • Air Conditioners • Radiant heat systems • Gas and Oil Furnaces • Humidifiers • Zope Control systems • Air filters
69.0%