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1942-03-01: 10th Anniversary of Manchukuo
Dr. Sun Yat-Sen (1866-1925) 10 Years Manchukuo overprint10 Years Manchukuo overprint on Sun Yat-sen10 Years Manchukuo on Martyr of RevolutionDr. Sun Yat-Sen (1866-1925) 10 Years Manchukuo overprint
1942-02-19: Fall of Singapore
Dr. Sun Yat-Sen (1866-1925) Fall of Singapore overprintFall of Singapore overprint on Martyr of RevolutionDr. Sun Yat-Sen (1866-1925) Fall of Singapore overprintDr. Sun Yat-Sen (1866-1925) Fall of Singapore overprint