2a. época., no. 1 (abr. de 1936) also called 2a. edición.
No. 1 (agosto de 1907)-no. 299-300 (abr.-dic. 1934) also called = Año 1, t. 1-año 28, t. 81; 2a. época, no. 1 (abr. de 1936)- also called = Año 1, t. 1-
Mode of access: Internet.
Some volumes replaced by Kraus Reprint edition published 1968 to complete holdings in OSUL.
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