Note 313 — Chapter VII · 1497-1521.
Reading edition
“The dollar of exchange (peso de plata) is worth 8 reals of old plate, or 15 reals 2 maravedis vellon.... The value of the peso of plate, or dollar of exchange, in English silver coin, is 39½d.” [about seventy-four cents United States money].—The universal cambist and commercial instructor. By Patrick Kelly. London, 1811. vol. i. pp. 388, 389.