Hi everyone: This appeared in my email this weekend. It discusses the Martellus map, and our current JCB fellow, Chet van Duzer, is mentioned in the article. It's a good read. Please check it out: https://www.nationalgeographic.com/culture-exploration/2018/10/columbus-map-discovery-secrets-new-world/ Allison
-- ******************************** "Outside of a dog, a book is probably man's best friend, and inside of a dog, it's too dark to read. - Groucho Marx" Allison Rich Rare Materials Cataloguer ESTC and NACO Coordinator John Carter Brown Library Providence, Rhode Island [log in to unmask] ********************************