Specimen -- the same two values handstamped "SPECIMEN", affixed to a circular letter advising of the issue of the new 9d. value and the colour change of the 4d. value, headed "General Post Office, 8th January 1862." and signed "F. Hill"; a few short or toned perfs. and both crossed by folds, the notice with various manuscript notes, one of which indicates that this notice was sent to the Postmaster General of Sydney. Photo