unused Block Larger Than four -- 1904 compound sheet of 1k. and 2k. values comprising upper pane of 1k. (10x6), the upper left block of four with figures of value erased, and lower pane of 2k. (10x4), the first four stamps at the last row with figures of value solidly overprinted in blue; heavily reinforced in places and with some defects, nevertheless believed to be the only known complete sheet. Listed as a proof by Schmidt.