Order and History is a 5-book series with 5 primary works first released in 1956 with contributions by Eric Voegelin.
1956 • 2 Readers • 534 pages
1957 • 1 Reader • 408 pages
1999 • 2 Readers • 464 pages
1974 • 1 Reader • 456 pages
1987 • 1 Reader • 120 pages