Typographical overprint of Boma

Lot number 3833 Quality: **/*/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 number 3834 Quality: 0

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

Lot number 3835 Quality: *

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