Grenada King George VI - 10/ Issues   Step 1: Check the perforations: 11.75 x 13 - Comb Perf 13.75 x 14 - Line Perf 11.75 - Line Perf 14 - Line Perf   Stamp Identifier. Please follow the instructions to determine which stamp you have.      Stamp Sorter Program Link to Grenada 10/ Article Email with Questions or Comments