Watch List notes:

World Coins, The Milton Collection, British West Africa, George VI, specimen copper halfpenny, 1952KN, no IND IMP in legend, crown above central hole, denomination around, rev. hexagram, date below (KM.27a; FT 251), certified and graded by CGS as Specimen – Uncirculated 91, very rare
bt. Format Coins, Birmingham, July 2009