Mols

Brussels overprints (3759 - 3764)
local handstamps overprints (3765 - 3770)
Brussels overprints - 'Postal History - Covers'
Typographic overprints (3772 - 3775)
Typographic overprints - 'Postal History - Covers'
Princes Issue
Princes Issue - Proofs (3778 - 3779)
Mols (3780 - 3793)
Princes Issue- without overprint
Princes Issue - with Brussels overprint (3781 - 3783)
Princes Issue - with Typographic overprint (3784 - 3793)