Great Britain - The Imperforate Issues (1840-1853)
Violet Maltese Cross
The usage of violet ink in conjunction with the Maltese cross obliterator is extremely rare; it is recorded being used at only seven Post Towns.
[PL] plate 34, cancelled with a violet Maltese cross
[QA] plate 34, cancelled with a violet Maltese cross [e]
[KF] from Newtown Mount Kennedy to Dublin, dated 20 March 1844,cancelled with a violet Maltese crossDatestamp in matching shade on revserse