New-World education series
World Book
Van Miller and Willard B. Spalding
World Book c1952 New-World education series
所蔵館28館
by Theodore Brameld
World Book c1950 New-World education series
所蔵館17館
B. Othanel Smith, William O. Stanley, J. Harlan Shores
World Book Company c1950 New-World education series
所蔵館14館
Harold Rugg, B. Marian Brooks
World Book 1950 New-World education series
所蔵館24館