When PENGUIN was founded in 1935 with the radical concept of producing inexpensive paperback editions of high quality books, it adopted an equally progressive approach to typography and cover design. Under Jan Tschichold in the 1940s and Germano Facetti in the 1960s, Penguin became an exemplar of book design.
R. Doubleday. MX Design Conference 2005 website, (Sep 23, 2005)Paper presented at the MX Design Conference 2005: Design Perspectives Envisioning design for the XXI century. October 26th, 27th, 28th, 2005.