295
        
        
          2133
        
        
          1947 (20 Mar.) A second day registered cover to Harbin, on front bearing overprint 'Northeast Postal Service' in green char.
        
        
          on International Women's Day complete set of 2, $5 and $110 (Yang NE19-20) tied by char. 'Harbin Central Street/Binjiang
        
        
          Province' cds, on reverse with the same stamp $5 in pair, tied by the same cds. center folded.
        
        
          
            Ex Mizuhara collection.
          
        
        
          Photo
        
        
          HK$ 25,000 - 30,000
        
        
          2134
        
        
          1947 (1 May) A FDC of the Labour Day, bearing $10 rose red and $30 ultramarine (Yang NE24-35) tied by char. ‘Harbin Central
        
        
          Street. Binjiang’ cds, on reverse with 1947 The 24th Anniv. of Massacre of Strikers at Chengchow Station, $1 carmine pink and
        
        
          $2 dull green in pair (Yang NE13-14) tied by the same cds. center folded and rare.
        
        
          
            Ex Mizuhara collection.
          
        
        
          Photo
        
        
          HK$ 25,000 - 30,000
        
        
          2133
        
        
          2134
        
        
          2135
        
        
          1947 (15 Nov.) A large insurance cover issued by Military Post Office from Bolihsien (
        
        
          勃利縣
        
        
          ) sent to Harbin, on reverse bearing
        
        
          surcharge on 1st print, Chairman Mao, $50 on $2 rose red (Yang NE38) $100 on $1 pale violet single and irregular block of 7
        
        
          (Yang NE40) and Chairman 2nd print $10 bright green in pair (Yang NE85) both tied by faint 'Boli' char. cds, plus 'Insurance seal
        
        
          stamp' in purple x 3, each with opt. red char. 'Free' and tied by char. private chop in red char. circle, on front handstamped 'Reg'
        
        
          in black char. frame cachet and 'Boli Post and Telegraph Office/169' in black char. frame box. Center vertically folded and some
        
        
          creasing, very rare commecrial use of 'Insurance seal stamp' on cover. Photo
        
        
          HK$ 50,000 - 60,000
        
        
          2135