India 1948 (Aug.) King George VI Gandhi set of four. 1½a. brown, 3½d. violet, 12a. grey-green, 10r. purple-brown and lake. Overprinted ‘SPECIMEN’. AFFIXED IN A RARE INDIAN POSTS AND TELEGRAPHS DEPARTMENT PRESENTATION BOOKLET. (The 10r. was lifted in order to obtain a Royal Philatelic Society Certificate No. 161,298 (1993)). AN EXCEEDINGLY RARE AND IMPORTANT EXHIBITION ITEM.