Lot Essay
Expertization: signed A. Diena
Note: Only 300 'De Pinedo' stamps were overprinted. 225 were used on flight covers, four faulty stamps were destroyed, with the remaining balance unused. An additional 75 flight covers with ordinary frankings were flown. photo est.
Note: Only 300 'De Pinedo' stamps were overprinted. 225 were used on flight covers, four faulty stamps were destroyed, with the remaining balance unused. An additional 75 flight covers with ordinary frankings were flown. photo est.