RSA - 1963-67 1st Definitive Issue (Wmk "RSA") - 1c - Marginal Block of 6 - Unused
Contains Grey Spot below the "I" of "AFRICA" (Middle Stamp Top Row)
Contains Gum but Handwritten Inscription in Margin and with Hinge Remains in the Margin 
Stock Cards are Included
SACC 2023-25 edition catalogue value R??? (SACC #226)