BELGIUM (1960) Steel workers*. Monument to Labor*. Scott Nos 543-4, Yvert Nos 1131-2. Set of 2 imperforates.
AVAILABLE AT $25
BELGIUM (1983) Steel industry. Imperforate. Scott No 1156, Yvert No 2104.
AVAILABLE AT $10
BELGIUM (1985) Belgian Workers Association. Set of 2 imperforates. Scott Nos 1191-2, Yvert Nos 2167-8.
AVAILABLE AT $15
MALI (1984) Metal workers. Imperforate corner block of 4. Scott No 491, Yvert No 491.
AVAILABLE AT $20