Watch List notes:

Estonia (2) 10 krooni SPECIMEN dated 1928 series No.0012345--6789000, PROOV in red diagonally across centre front & large red X on reverse , Pick63s1, about UNC to UNC, 500 marka reverse proof dated 1923, front side is uniface, overprint proov diagonally in red, Pick52 for type, about UNC

Estimate: 55-85 GBP