“LONG-DISTANCE READING: To determine the readable distance in feet, of words on a billboard, take half the height of one of the letters in inches and multiply by 100.” — Thos. Hodgson Copy Share Image
“LONG-DISTANCE READING: To determine the readable distance in feet, of words on a billboard, take half the height of one of the letters in… — Thos. Hodgson Copy Share Image
