Masks and Idols issue

Lot number 3403 Quality: **

N° 18-Cu "1,50fr on 1,25fr - Masks issue" with curiosity of surcharge "inverted", mint MNH, not listed on COB, signed, superb, vf

Lot number 3404 Quality: 0

N° 19-Cu "3,50fr on 2,50fr - Masks issue" with curiosity of surcharge "inverted", cancelled Elisabethville, not listed on COB, vf

Lot number 3405 Quality: **

N° 19-Cu "3,50fr on 2,50fr - Masks issue" with curiosity of surcharge "inverted", mint MNH, not listed on COB, superb, vf