This advertisement by Ebauches S.A. in Neuchatel appeared in the Sept.-Oct. 1947 issue of Journal Suisse d'Horlogerie.  It shows the ebauche marks of all the ebauche firms within Ebauches S.A.  These include A. Schild, Aurore, Font, Landeron, Felsa, ETA, Fleurier, Derby, Unitas, Venus, A. Michel, Perseux, Bettlach, Arogno, Chezard, New Factory Tavannes, and Valjoux. 

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