6 books in series
Federation
Federation is a 6-book series with 6 primary works first released in 1952 with contributions by H. Beam Piper.
#1
1952 • 3 Readers • 201 pages • 3
#2
1961 • 4 Readers • 172 pages • 3
#3
1963 • 5 Readers • 249 pages • 3
#4
2017 • 4 Readers • 111 pages • 3.5
#5
1981 • 1 Reader • 3
#6
1981 • 2 Readers • 242 pages • 2