The biography and typography of William Caxton : England's first printer (1877)
Blades, William, 1824-1890 · London : Trübner · leaf 65
three years 1481 to 1483, and at noother period, he used Arabic numerals, thus 6 1, or 2 1. We may further add that the use of the paragraph mark(f[) never appears before 1483; that the great device makesno appearance, tiU 1487, the printed date to the third editionof the Dictes notwithstandhig;…
Caxton, William, ca. 1422-1491 · Printing · Printers -- Great Britain · Printing -- England Origin and antecedents
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.