Juan de Yciar was the first in Spain to publish a copybook, the Recopilacion subtilissima (1548; “Most Delicate Compilation”). Two years later he published his Arte Subtilissima (1550; “The Most Delicate Art”)
Basque painter and mathematician and the most important calligrapher of the Spanish Renaissance
a couple of small quotes by Icíar
"There are some letters so unforthcoming that they refuse to enter into any sort of friendship or conversation with others" [..]
"other letters are naturally amiable and of good concord and do not deny their intimacy to any other letter".