Typo opdruk "Boma"

Lot nr. 3833 Kwaliteit: **/*/0

N° 100/103, accumulation of 83 stamps of Boma issue, some curiosities of surcharges (misplaced, inverted), different shades, different plates of stamps and of surcharges, some forgeries, for specialist, very interesting for study,, vf/f/to be checked

Lot nr. 3834 Kwaliteit: 0

N° 100-Cu "10c. on 5c. green", inverted overprint, perf. missing below right, certificate BCSC, f/to be checked (OBP €50)

Lot nr. 3835 Kwaliteit: *

N° 100-Dr, printing error, "10c. on 5c. green 1910 issue", certificate Balasse, vf (OBP €400)