editors, Theresa Armitage, Peter W. Dykema, Gladys Pitcher ; advisory editors, Charles H. Farnsworth, Herman F. Smith ; recording editor, Peter W. Dykema ; radio editor, Franklin Dunham ; art editor, Martha Powell Setchell
editors, Theresa Armitage, Peter W. Dykema ... [and others] ; advisory editors, Charles H. Farnsworth, Herman F. Smith ; art editor, Martha Powell Setchell
editors: Theresa Armitage ... [and others] ; advisory editors: Charles H. Farnsworth, Herman F. Smith ; art editor: Martha Powell Setchell ; illustrators: Virginia Mathers Banks ... [and others]