Cheaper by the Dozen is a 2-book series with 2 primary works first released in 1948 with contributions by Frank B. Gilbreth Jr. and Ernestine Gilbreth Carey.
#1 of 2 in Cheaper by the Dozen
1948 • 24 Readers • 224 pages • 4.1
#2 of 2 in Cheaper by the Dozen
1950 • 2 Readers • 4