GERMANY (1948) Cologne Cathedral*. Double print resulting in a blurred image. Scott No 648, Yvert No 55.
AVAILABLE AT $20
GERMANY (1948) Cologne Cathedral*. Double print resulting in a blurred image. Scott No 657, Yvert No 64.
AVAILABLE AT $20
GERMANY (1980) Felix Mendelssohn*. Sheetlet of 10 stamps misprinted so that only 6 full stamps appear on the sheet and 2 half-stamps. Scott No 1980, Yvert No 1785.
AVAILABLE AT $400