Watch List notes:

Switzerland 1 Franc (9) 1911B KM#24 GEF, 1913B KM#24 EF, 1914B KM#24 EF/AU toned, 1916 KM#24 GEF, 1920B KM#24 EF, 1921B KM#24 UNC, 1931B KM#24 EF with a spot on either side, 1937B KM#24 GEF, 1953B KM#24 UNC

Estimate: 70-90 GBP