China 1948-49 'Chinese Postal Administration, Guangdong Posts & Telegraphs' $100 on $4f yellow-olive surcharge error, SG NE53a Sarawak stamps A very fine used example

A very fine used example of a 1d Mulready envelope date stamped on the 6th of May

cancelled by four fine strikes of red Maltese Crosses

Accompanied with a Royal Philatelic Society (RPS) certificate of authenticity (1980) for a block of nine from which this block originated

A scarce printing variety of this popular commemorative stamp issue

early impression (close to earliest) on medium yellowish paper

China 1948-49 'Chinese Postal Administration, Guangdong Posts & Telegraphs' $100 on $4f yellow-olive surcharge error, SG NE53a Sarawak stamps A very fine used exampleChina 1948 (Nov) 49 Chinese Postal Administration, Guangdong Posts & Telegraphs' $100 on 4f yellow olive, error surcharge inverted, surcharged type NE19, SGNE53a, Yang AD48a. A fine used example and the only used example we have ever encountered of this major Chinese rarity. A very rare inverted surcharge error as only one sheet of 100 originally existed. Stanley Gibbons catalogue value: 4,500 (for mint examples) with used examples not priced in the