Franklin W. Dixon, pseud. of Harriet S. Adams & Edna C. Squier.
Hardy boys: the secret panel.
R567486. Hardy boys: the secret panel. By Franklin W. Dixon, pseud. of Harriet S. Adams & Edna C. Squier. © 15Jan46; A1027. Harriet S. Adams & Edna C. Squier (A); 7Jan74; R567486.
Harriet S. Adams & Edna C. Squier|A