1901  1/2 anna black on pale grey no watermark perf. 11.5 bottom left corner marginal block of four, top right stamp with error, "BFLA" for "BELA". Minor gum disturbance as almost always found and horizontal crease through lower pair not affecting the error. BPA certificate (SG value £505) (Image)

1901  1 anna black on orange complete sheet of 16 with margins. With hinge reinforcements on reverse. Very rare in sheet format, certificate ISES 2021 (SG value £1040) (Image)