THE MYSTERY OF THE SILKWORM:
Conversations in the Reading Room and Beyond
by Janice Neri, Boise State University, and Danielle Skeehan, Northeastern University
Figure 1. "This is most true," Virginia Ferrar's cipher with John Ferrar's initials in Gerhard Mercator, Atlas; or, A geographicke description of the world (London, 1635), p. 904 (detail). JCB call number Z M533 1635 1-SIZE
Janice Neri and Danielle Skeehan, "The Mystery of the Silk Worm: Conversations in the Reading Room and Beyond," I Found it at the JCB, Online Journal of the John Carter Brown Library, August 2012.