41673 Belgium specialised 1807-1945.

Wonderful specialised collection, from pre-stamp covers, first issues extensive with types, shades, cancels, varieties, later with multiples, nice covers, very good back of the book with telegraph, railway, combinations, occupations, nice part 10% overprints, semi-officials etc. etc. in 5 exploding ringbinders. Very good collection with very much unusual material present!