Okugawa seal 5c. (3) with similar cancellations in black" /> cover 1942 (29 Apr.) locally addressed envelope from Central Post Office, bearing <I>Okugawa</I> seal 1c. and 2c., <I>Ochiburi</I> seal 3c. and "DAI NIPPON" 2c. with misplaced overprint, all cancelled by Emperor Hirohito's Birthday cancel in violet; also four other covers bearing a selection of adhesives including <I>Okugawa</I> seal 5c. (3) with similar cancellations in black | Christie's