Ф.545 - Fund 545. International Brigades of the Republican Army of Spain /

Ф.545,оп.2 - Inventory 2. Documents of the Central Military Administration of the International Brigades /

Ф.545,оп.2,д.413 - Case 413. A collection of songs of the 11th brigade, recorded on gramophone records and published by the commissariat of the Base of the international brigades