1965 (12 Apr) Cosmonautics Day Illustrative FDC with autograph of Yuri Gagarin, further applied with 2011 The 50th Annive of the First
1965 (12 Apr) Cosmonautics Day Illustrative FDC with autograph of Yuri Gagarin, further applied with 2011 The 50th Annive of the First Manned Space Flight commemorative d.s.1965.4.12 宇航日美術首日封，帶有加加林簽名，再鈐2011年首次載人太空飛行五十週年紀念日戳。
