Great Britain Edward VII 1d Perfin Stamps

Great Britain · 1910 · 1d

The image displays the reverse side of multiple Great Britain 1d stamps featuring a profile of King Edward VII, each distinguished by a unique perfin (perforated initials). These perfins were applied by private companies or government departments to deter theft and misuse.

Issued during King Edward VII's reign (1901-1910), these definitive stamps served daily postal needs across Great Britain. The presence of perfins highlights a common practice of the era where organizations customized stamps for internal control and security.