Given the context of the Uccello project, I presume you mean European numeral forms, not actual Arabic numeral forms? [When we refer to European numbers as 'Arabic', we're referring to the number sys… (View Post)
Ramiro, the same thing is found in some English copy books of the 17th and 18th Century. This is from William Brooks' A Delightful Recreation for the Industrious: a Copy Book of Plain and Practical W… (View Post)