1958 Mi.1072, exhibition 400 years Polish post, miniature sheet with 6 stamp., size 132x140mm, paste-in to gift plates with special postmark 1. of day issue 26.10.58; good condition 1982 JEDNOTKY U.N. / UNDOF letter sent field post, cachet UNDOF Syria, CDS Warsaw 60/ 12.2.82 (militar post off.), good condition