Descripción
Publicado:Began with vol. 6, no. 1 (Nov. 1928); ceased with v. 39 (Nov./Dec. 1962)
Notas:Title from title screen (viewed Sept. 2, 2004).
Frecuencia de Publicación:Bimonthly, Mar. 1955-Nov./Dec. 1962
Encontrar Ayuda:Vols. 1-30, 1923-53. 1 v.; Vols. 31-35, 1954-58, in v. 35, no. 6; Vols. 36-40, 1959-63, in v. 40, no. 6; Vols. 31-42, 1955-65. 1 v.; Vols. 1-50, 1923-73. 1 v. (Includes index to the journal under its earlier and later titles).