Trinidad 1863 1/- De La Rue File Specimen

1863 1/- bright deep mauve perf 12½ (SG 73) handstamped CANCELLED (Samuel type D7). F-VF unused, perfs trimmed as usually seen on these. A rare De La Rue file specimen of which Samuel suggests between 1-6 copies would at this period have been so produced. See additional image below.