2 books in series
Rats of NIMH
Rats of NIMH is a 2-book series with 2 primary works first released in 1971 with contributions by Robert C. O'Brien, Jane Leslie Conly, and Leonard Lubin.
#1
1971 • 144 Readers • 240 pages • 4.1
#3
1990 • 3 Readers • 275 pages • 3