used ½a. deep brown, horizontal pair variety imperf. between, used with "MOMBASA/A/JA 16/94" squared circle cancellations; fine. S.G. 4bb, £750. Photo

Details
used ½a. deep brown, horizontal pair variety imperf. between, used with "MOMBASA/A/JA 16/94" squared circle cancellations; fine. S.G. 4bb, £750. Photo