Lazarus Long is a 7-book series first released in 1958 with contributions by Robert A. Heinlein.
1985 • 1 Reader • 440 pages • 2
1958 • 30 Readers • 234 pages • 3.6
1985 • 35 Readers • 388 pages • 3.1
1980 • 30 Readers • 511 pages • 2.1
1973 • 76 Readers • 609 pages • 3.6
1987 • 3 Readers • 438 pages