BRUNNER GISBERT L. PFEIFFER-BELLI CHRISTIAN Wristwatches = : Armbanduhren = Mo
Brunner-Pfeiffer-Belli. - Swiss Wristwatches. Schiffer ©1991
OROLOGI RARA MONOGRAFIA AUDEMARS PIGUET BRUNNER / PFEIFFER-BELLI / WEHRLI 1993