1852 / 1926, unused and cancelled lot with among others Michel number 1 c on cover, 3 (block of four), 10 on cover, 25, souvenir sheet 1 I, different values Grand Duchess Charlotte in block of four with punching and \"SPECIMEN\" overprint, partly defects, partly expertized with 9 certificates and short attests Boettger BPP (former starting price 1000)