While born in Argentina, Herrera emigrated with his parents still very young to Morocco where he adopted French citizenship, and in 1932 he earned his transfer from RC Casablanca to mainland France-CASG Paris.
While born in Argentina, Herrera emigrated with his parents still very young to Morocco. He adopted French citizenship. He earned his transfer from RC Casablanca to mainland France-CASG Paris. This was in 1932.