- Inverted portrait of President Truman.
- Berliner castle built in 1703, but the statue was built in 1709.
- The designer of the stamp admitted that he had mixed up (IHS)with other sketches he once made in Liechtenstein where this adorn is typical.
- The moon map is upside down and the landing happened two days before full moon, not after full moon.
- Error in name both English and also in Czechoslovak
- The map is upside down.
