A 1967 1/6d Queen Elizabeth II British Paintings error stamp displaying a work by LS Lowry could make £50,000-70,000 ($78,156-109,418) at Spink London on November 27.

The 1967 British Paintings error is one of the most valuable modern British stamps

The lot is among the rarest in the issue with only two known mint examples - although a further two are recorded on covers.

It was printed without the silhouette of the monarch that has featured on every British stamp issued during her reign until recently.

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