Thomond 1961 Horse Racing 2.5d (Diamond-shaped) with 'Europa 1961' overprint unmounted mint block of 4, slight off-set from overprint on gummed side
Thomond 1961 Horse Racing 2.5d (Diamond-shaped) with 'Europa 1961' overprint unmounted mint block of 4, slight off-set from overprint on gummed side