Proof "10s.": 6d. with solid numeral "No. 23. Green Paper. Duty, S.F. Red. Head, D.F. Green" with 1d. "No. 50. Green Paper. Border, S.F. Red. Head, D.F. Green" and £10 "No. 57. Green Paper. Border, S.F. Red. Head, D.F. Green". Photo