Watch List notes:

(x) Portugal, Banco de Portugal, a printers archival proof 10 escudos, date and serial numbers omitted, blue and pale mauve and pale green, Afonso de Albuquerque at left, allegorical scene of discovery low centre, arms low right, reverse brown and pale yellow, River Gods low centre, head of Liberty at right, (Pick 117pr), good extremely fine to about uncirculated, one perforation, very rare in proof format.

Estimate: £350 - £550