Need to ask about a lot?

BELGIUM - 1929-85 PARCEL POST AND RAILWAY STAMPS incl. 1929 GPO Brussels set mint, 1933 surcharged 'X4 X4, 1934 Goliathe set mint, 1935 Diesel Locomotive to 10fr never hinged mint, 1939 Seal of Congress set NHM, 1940 ''B'' in oval set NHM, 1941 colours changed set NHM, 1942 Electric Train set VFM, 1945 set NHM, 1949-52 to 100f VFM, 1951 25f Mercury NHM, 1953-75 set VFM, 1959-65 set NHM, 1961-65 surcharged set NHM, 1967-68 set NHM, 1968-73 set, NHM, 1970 surch set VFM, 1971 set NHM, 1971 surch set, 1980set NHM and a 1985 showing 3 stamps se-tenant from a restricted printing run NHM. (+/-250 stamps)