GERMANY (2001) Plant*. Overprinted MUSTER (specimen). Leonhart Fuchs, one of the founding fathers of botany. Scott No 2106.
AVAILABLE AT $20
GERMANY (1981) Arts and Science Medal*. Specimen (overprinted MUSTER). Scott No 9N464, Yvert No 609.
AVAILABLE AT $12
GERMANY (1955) Globe*. Atomic symbol*. MUSTER (specimen) overprint. Scientific research. Scott No 736.
AVAILABLE AT $25
GERMANY (1966) Werner von Siemens*. MUSTER (specimen) overprint. Scott No 968.
AVAILABLE AT $15
GERMANY (1978) Tower*. Observatory*. MUSTER (specimen) overprint. Munich Museum for Natural Sciences and Technology. Scott No 1269.
AVAILABLE AT $15
GERMANY (1984) Mendel*. Laws of heredity*. Specimen (overprinted MUSTER). Scott No 1411, Yvert No 1031.
AVAILABLE AT $15
GERMANY (1984) Synchrotron*. Specimen (overprinted MUSTER). Scott No 1426, Yvert No 1054.
AVAILABLE AT $15
GERMANY (1988) Vernier scale*. MUSTER (Specimen) overprint. "Made in Germany" symbol of precision and quality. Scott No 1561, Yvert No 1210.
AVAILABLE AT $15
GERMANY (1992) Georg Christoph Lichtenberg*. MUSTER (specimen) overprint. Scott No 1749. Physicist who promoted Franklin's lightning rods.
AVAILABLE AT $15
GERMANY (1994) Heinrich Hertz*. MUSTER (specimen) overprint. Scott No 1822, Yvert No 1542.
AVAILABLE AT $15
GERMANY (1994) Ohm's Law*. Quantum Theory*. Set of 2 EUROPA issues with MUSTER (specimen) overprint. Scott Nos 1829-30, Yvert Nos 1561-2.
AVAILABLE AT $30
GERMANY (1994) Hermann Helmholz*. Eye*. Color triangle*. MUSTER (specimen) overprint. Scott No 1867, Yvert No 1583.
AVAILABLE AT $15
GERMANY (1996) Ferdinand von Mueller*. Plants*. Overprinted MUSTER (specimen). German born botanist who lived in Australia. Scott No 1949, Yvert No 1721.
AVAILABLE AT $15
GERMANY (1998) Max Planck Society*. MUSTER (specimen) overprint. Scott No 1991, Yvert No 1805.
AVAILABLE AT $15
GERMANY (2001) Werner Heisenberg*. Formula*. Overprinted MUSTER (specimen). Scott No 2142.
AVAILABLE AT $15
GERMANY (2002) Vacuum chamber being pulled by horses*. Solar system*. Overprinted MUSTER (specimen). Otto von Guericke 400th anniversary. Scott No 2181.
AVAILABLE AT $15