Prince of Wales Boer War series celluloid tin button badge

A scarce original Boer War series small colour tinted tin button badge with clear photograph of the 'Prince of Wales', the reverse with paper label 'Harrod's Store Ltd London' 'Made in U.S.A. The Whitehead & Hoag Co. London. Patented.'. Good condition, colours remain bright, some minor foxing and rust. Diameter 21mm.