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 6 · column 12 of 22 · from the scan, no model involved

^POURING
ROCK WOOL
INSULATION
tor opan attic araaa and aurtacaa that ara acMa.
lualcoataa lava anargy rganic a Aabaatoa Fraa n vmnm vncnncy manant
thick, haa Ml Ihaalatten and covan Matt- It
44.0%