Watch List notes:

El Banco de Espana, specimen 50 pesetas, 22 July 1935, red serial number A0000000, violet, yellow and multicoloured, Cajal at right, classical column at left and right, signatures of Castano and Zavala, reverse blue, monument to Cajal in the Retiro Park, (Pick 88s, TBB B531as), mounting black De la Rue oval seal in field, traces on reverse at right margin otherwise good extremely fine and scarce.

Estimate: £400 - £500