India die proof in black on thick card of 8r QV Foreign Bill

INDIA, 1882, 5r-50r Telegraphs, “Specimen” Overprint (SG T38S-T41S). Original gum, 5r-10r lightly hinged, 25r small h.r. and light horizontal bend, 50r dull original gum, fresh colors, Very Fine, a scarce set of high values with “Specimen” overprints which catalogue £975 alone as unused singles