Great Britain 1929 PUC Advertising Pane, Cancelled

Great Britain · 1929 · 1½d

A booklet pane of four 1½d stamps featuring King George V, issued for the 1929 Postal Union Congress. The pane includes two advertisement labels on the left and is overprinted with the word 'CANCELLED'.

This pane commemorates the 1929 Postal Union Congress held in London, a significant international postal event. The 'CANCELLED' overprint indicates it was likely a specimen or for internal postal use, not intended for valid postage.