NORTHERN RHODESIA & ZAMBIA
NORTHERN RHODESIA & ZAMBIA
 -  1938 GEORGE VI DEFINITIVES, SG 25-45  -  POSTAL HISTORY
RA5135
1948, 3rd March, unsealed open letter rate ‘window’ envelope. Bearing a single KGVI ½d green (SG 25) tied by NDOLA machine canceller. Scarce usage.
£40