The Charles Eliot Norton Lectures is a 22-book series with 22 released primary works first released in 1941 with contributions by Siegfried Giedion, Igor Stravinsky, George Seferis, E.E. Cummings, Ben Shahn, Lionel Trilling, Northrop Frye, Octavio Paz, Leonard Bernstein, Harold Bloom and 6 others.