LISBOA. 3% Obrigaçao F500, Epreuve. Serie 7. B/S Cat. 210 M. pink, black. #100000. In 1890, the company prepared a new issue of 100.000 bonds of 500 francs each, the so-called '7th issue'. We have no evidence that this issue took place. The only scripophily of this issue known to us is this unique printer proof from the ImprimerieDupont, Paris. It has a very similar design as the previous issues. In perfect condition, with complete coupon sheet.