| Number | Contents | Notes | Copyright | Title page |
|---|---|---|---|---|
| Vol. IV/V/VI - Año 1933/34/35 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| Vol. II/III - Año 1931/1932 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| Vol. I - Año 1930 |
Digital objects
|
The Public Domain Mark (PDM) |
|