Descripción
Publicado:Began with: V. 1 (janv. 1948); ceased with: v. 27, no 4 (juil. 1974).
Descrición Física:27 volumes : illustrations ; 21 cm
ISSN:0009-6059
0770-2965
Atopar Axuda:Vols. 1 (1948)-50 (1997) in v. 50, no. 6 (Includes index to later title.).