Czechoslovakia Japan Expo 1970 Stamp April 3, 2024FarhanCzechoslovakia, Special Collections and Events, Special Releases, stampAdd comment Issue: Czechoslovakia Japan Expo 1970 Stamp Type: Stamp Number of Stamps: 2 Stamps Denomination: 50h Issue Date: 1970 Issued By: Czechoslovakia Postal Service (USPS) Previous postUSA Red Rose Stamp Next postCzechoslovakia International 1971 Pharmaceutical Congress Stamp About author View all posts Farhan