BULGARIA (1962a) Rose*. CTO Pair imperforate at top. Scott No 1210, Yvert No 1126. Hard to find!
AVAILABLE AT $100
U.S.A. (1999) Rose*. Pair from booklet pane, imperforate between. Scott No 3052i. US stamps are not issued imperforate. A recent discovery - rare!
AVAILABLE AT $275
UMM AL-QIWAIN (1973) Roses*. Canceled sheet of 16 with perf shift in one row, cutting stamps in half.
AVAILABLE AT $30
UMM AL-QIWAIN (1973) Roses*. Canceled sheet of 16 with color shift of violet.
AVAILABLE AT $30
U.S.A. (1981) Rose*. Camellia*. Dahlia*. Lily*. Perforation shift resulting in top 9mm of stamp in selvage! Scott No 1879a, Yvert Nos 1308-11.
AVAILABLE AT $140
INDIA (2002) Rose*. Imperforate corner block of 4. Only one sheet of 100 exists. Rare!
AVAILABLE AT $325
INDIA (2002) Rose*. Imperforate margin pair. Only one sheet of 100 exists. Rare!
AVAILABLE AT $150