Athletic Club de Bilbao, 1930-31 Spanish League Champions. Line up: Muguerza, Chirri II, Urquizu, Lafuente, Blasco, Ispizúa, Uribe, Unamuno, Castellanos, Bata, R. Echevarría &amp; Gorostiza
Unknown author<span style="display: none;">Unknown author</span>
1931
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