30
        
        
          4202
        
        
          4203
        
        
          4204
        
        
          4205
        
        
          Ex. 4206
        
        
          4200
        
        
          1949 (June/July) Xian “People’s Post” overprint on Unit Issue and Dr SYS issues complete sets mint with additional double
        
        
          overprint on $10, light toning on some values. Yang NW39-52, 42a. Photo
        
        
          HK$ 1,000 - 1,200
        
        
          4201
        
        
          1949 (May) Yenan Pagoda 4th print imperf. on glazed printing paper 2 complete sets with different shades, mint lightly hinged with
        
        
          toning on some values. Yang NW29-34. Photo
        
        
          HK$ 600 - 700
        
        
          4202
        
        
          1949 (May) Yenan Pagoda 4th print imperf. on glazed printing paper 50c blue green instead of yellow, error of colour. Mint, light
        
        
          toning in bottom left corner (not affecting the stamp), otherwise very fine and rare. Yang NW29a. Photo
        
        
          HK$ 2,500 - 3,000
        
        
          4203
        
        
          1949 (May) Yenan Pagoda 4th print imperf. on glazed printing paper $10 ultramarine instead of light violet, error of colour. Mint,
        
        
          reasonably large margins for this issue. Yang NW33b. Photo
        
        
          HK$ 800 - 1,000
        
        
          4204
        
        
          1949 (November) South Shensi Area, Railway Train $50 blue-green imperf. on newspaper, mint, light overall toning. Rare. Yang
        
        
          NW54. Photo
        
        
          HK$ 2,500 - 3,000
        
        
          4205
        
        
          1949 (November) South Shensi Area, Railway Train $50 blue-green imperf. and rough perf printings, both used, light toning. Rare.
        
        
          Yang NW54, 54a. Photo
        
        
          HK$ 3,000 - 4,000
        
        
          4206
        
        
          1949 (October) Lan Chow “People’s Posts” overprint on Dr SYS issues complete set of 13 with 3 additional values, mint never
        
        
          hinged with very light toning. Yang NW72-84. Photo
        
        
          HK$ 1,000 - 1,200
        
        
          Ex. 4207
        
        
          4208
        
        
          Ex. 4209
        
        
          4207
        
        
          1949 (October) Sinkiang “People’s Posts” and new value surcharge on Dr SYS and Unit issue, 2 complete sets mint, light hinge and
        
        
          toning on some values. One of the $1 on ‘Surface Mail’ has missing parenthesis in surcharge variety. Yang NW95-98, 97a. Photo
        
        
          HK$ 1,200 - 1,500
        
        
          4208
        
        
          1949 (October) Tien-Shui hand surcharge in red with new values on Dr SYS Gold Yuan issue complete set mint never hinged, very
        
        
          fine and scarce. Yang NWL10-11. Photo
        
        
          HK$ 1,500 - 2,000
        
        
          4209
        
        
          1949 (September) Lan Chow “People’s Posts” overprint on Unit Issues complete set mint never hinged, additional varieties includes
        
        
          ‘surface mail’ with shifted design (used) and double overprint (mint), ‘express mail’ with double overprint x 2 (mint), very fine.
        
        
          Yang NW69-71, 69a, 69var, 71a. Photo
        
        
          HK$ 1,500 - 2,000
        
        
          4210
        
        
          Ex. 4211
        
        
          Ex. 4212