The resources of Leonardo da Vinci papers delivered at Southern Illionois University, November 12-15th, 1952 - Illinois. Southern Illlinois University, Carbondale; Plochmann, George Kimball 1914-.; Plochmann, George Kimball 1914. (Carbondale, 1953)
Presented in honor of the 500th anniversary of the birth of Leonardo da Vinci.
Keywords: Leonardo da Vinci -- 1452-1519.