the top pair (normal) is mounted but the bottom pair (variety) is Un-mounted
South West Africa SGO25/O25a 1 1/2d Official Bottom Pair Opts Transposed Cat 108 pounds
Sale!Original price was: £31.88.£29.33Current price is: £29.33. |

Original price was: £31.88.£29.33Current price is: £29.33. |
the top pair (normal) is mounted but the bottom pair (variety) is Un-mounted