Leo the Lion (MGM) of its main studio logo for its 60th anniversary based on the print logo, with the ribbons in a golden color. Above the ribbons were the words "Diamond Jubilee", replacing the standard company name, and its font color was silver and below the ribboning was the phrase "Sixty Years of Great Entertainment". The "Ars Gratia Artis" motto was removed from inside the circle and replaced with the text "Metro-Goldwyn-Mayer/United Artists". The drama mask from the bottom had its surrounding laurels removed, and the mask itself was moved up a little so that an additional golden ribbon with the text reading
Ars historica Pietro Perna distinguished himself as a promoter of a new cultural and religious model rooted in Erasmian critical standards in religion and medicine but also in historical scholarship. As a historical printer he is best known for his illustrated editions of Paolo Giovio, but also for editions of standard and contemporary works, including Protestant chronicles and histories. Perna brought together all the major authors and works of the "ars historica " in two compilations. The "Methodus historica " (1576) featured Bodin followed by another dozen titles. The "Artis Historicae Penus" (1579) adds another five titles for a total of 18