Secrets of Pinar's Game (2 vols): Court Ladies and Courtly Verse in ... - Roger Boase - Google Books

https://books.google.de/books?id=VuEzDwAAQBAJ&pg=PA154&dq=%22Pedro+Sarmiento%22+1478+1541#v=onepage

In Secrets of Pinar’s Game, Roger Boase deciphers a card game completed in 1496 for Queen Isabel, Prince Juan, her daughters and her 40 court ladies. This book reveals information about the court culture that cannot be found in official sources.