Watch List notes:

Banknotes Netherlands - 10 Gulden 23.3.1953 Hugo de Groot SPECIMEN (Mev. 48-1aa / AV 36S / PL45.s.a BROWN / P. 85s) Specimen diagonally in red on face and back, specimen no. 018, series 9XZ 012345 9XZ 67890 - a.UNC