Girl Guides 1956 hallmarked silver thanks badge

A scarce original presentation 'Girl Guides Thanks badge' the top suspension bar dated '24 - 6 - 57' the reverse impressed with Birmingham silver hallmarks for 1956 maker's details 'D.G.C.' (D.G.Collins) and inscribed 'Old Bexley Guide District, Mrs E.Waistell.' Very good condition, complete with original pin fittings with safety roller catch in good working order, enamel intact. Height 40mm.