The People's Republic of China & Liberated Areas Stamps and Postal History

1947 (May 30) unaddressed company cover f.w. Feb 7th Strike $5 block of 4, with imperf horizontally variety (Yang NE15a), 1947 (May 30) unaddressed company cover f.w. Feb 7th Strike $5 block of 4, with imperf horizontally variety (Yang NE15a), tied by Harbin cds. VF-F.
1947年5月30日無地址封貼"二七"大罷工24周年四方連，横中縫漏齒變異，銷哈爾濱日戳。上品。