GERMANY (Berlin) (1988) Hambach Castle*. MUSTER (Specimen) overprint. Scott No 9NB256, Yvert No 760.
AVAILABLE AT $12
CYPRUS (1962) St. Hilarion castle*. First independence issue overprinted SPECIMEN. Scott No 218, Yvert No 206.
AVAILABLE AT $60
GERMANY (1998) Wurzburger Residence*. MUSTER (specimen) overprint. Scott No 2012, Yvert No 1839.
AVAILABLE AT $15
JAPAN (1964) Himeji castle*. Overprinted MIHON (specimen). One of the best-restored in Japan. Scott No 815, Yvert No 773.
AVAILABLE AT $12
JAPAN (1968) Inuyama castle*. Bridge*. Specimen. Scott No 961, Yvert No 910.
AVAILABLE AT $15
GREAT BRITAIN (1975) Edinburgh castle*. Scott Monument*. John Knox's House*. 8-1/2p Aerogramme overprinted SPECIMEN and "VOID" below value. Text in English.
AVAILABLE AT $120