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 21 · column 2 of 8 · from the scan, no model involved
HEAD:Directly over shoulders without straining, — about an arm's length from screen.
NECK « SHOULDERS: Relaxed. ^
RACK: Upright or inclined slightly forward from the hips. Maintain the tame spinal curve the back has when standing.
WRISTS: Relaxed and straight, not angled up cr down.
ELBOWS: Relaxed at a 70*-13 S’ angle.
KNEES: Slightly lower than hips.
CHAIR: Sloped slightly_ forward so knees are in ” the correct position.
FEET: Firmly planted on the floor. A footrest may be needed for shorter people ” or high work surfaces.
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