NIGER (1975) Albert Schweitzer*. Die proof in black signed by the engraver BETEMPS. Scott No 322, Yvert No 327.
AVAILABLE AT $160
GABON (1985) Schweitzer*. Imperforate corner block of 4. Scott No C269, Yvert No PA266.
AVAILABLE AT $25
NIGER (1965b) Recording folk music*. Deluxe sheet. Radio Clubs promotion. Scott No 164, Yvert No 170.
AVAILABLE AT $12
AUSTRIA (1985) Josef Stefan*. Black proof. Developed DC and Ac current techniques. Cofounded Viennese school of physics. Established standard orchestral pitch for "A". Developed formula for black body radiation with pupil Boltzmann. Scott No 1307, Yvert No 1636.
AVAILABLE AT $20
GERMANY (1986) Frederick the Great playing flute*. Specimen (overprinted MUSTER). Scott No 9N515, Yvert No 723.
AVAILABLE AT $15
U.S.A. (1959) Windmills*. Music. Red meter cancellation on piece Pitney Bowes No 315668: "Mills Music Inc. 40th anniversary. 1919-1959."
AVAILABLE AT $30
AFARS & ISSAS (1977) Edison*. Phonograph*. Die proof in black signed by the engraver GUILLAUME. Scott No C104, Yvert No PA110.
AVAILABLE AT $160
NORTH KOREA (2002) Super-flyweight boxing champ Hong Chang Su*. Souvenir sheet misperforated. KSC No 4213. Scott No 4234.
AVAILABLE AT $30
MONACO (1975) Stamp*. Hand drawing treble clef*. Trial color proof pair. ARPHILA 75. Scott No 970, Yvert No 1012.
AVAILABLE AT $30
GERMANY (1987) Rice field*. MUSTER (Specimen) overprint. German Agricultural Action Corp, 125th anniversary. Scott No 1543, Yvert No 1177.
AVAILABLE AT $15
U.S.A. (1945) Role of agriculture in national defense. Farmer* with hoe* in field* marching military style parallel to soldier* on battlefield*. Superb violet meter cancellation on piece Pitney Bowes No 57192: "V [Victory] - We have a job to do. Outstanding and imaginative design!"""
AVAILABLE AT $20
NORTH KOREA (2008) North Korean cinema. Compound proof. Scott No 4731.
AVAILABLE AT $75
BELGIUM (1998) Torhout & Wercher Rock Festival*. Wallonia Festival*. Set of 2 imperforate pairs with control number on reverse. Scott Nos 1698-9, Yvert Nos 2758-9. Ungummed as issued. Michel catalog 400 Euros.
AVAILABLE AT $160
NORTH KOREA (2010) Azaleas. Musical score. Photo proof of S/S from printer's archive. Scott No 4930. KSC No 4709. Only 5-10 printed as test print prior to actual printing of the stamps. Each has official Korea Post stamp on reverse.
AVAILABLE AT $100
ETATS UNIS (1963) Tête de cochon (style bande desinée)*. Boîte de lard*. Notes musicales* et paroles*. Empreinte rouge de machine à affranchir sur fragment Pitney Bowes No 199292: "Chante-le de nouveau et de nouveau et encore une fois."
AVAILABLE AT $25
DAHOMEY (1966) Schweitzer*. Natives*. Deluxe sheet. Scott No C31, Yvert No PA35.
AVAILABLE AT $15
U.S.A. (1948) Radio. Phonographs. Red meter cancellation on piece Pitney Bowes #134471: "Farnsworth. Phonograph-Radio known for tone."
AVAILABLE AT $12
U.S.A. (1948) Radios. Phonographs. Musical Notes*. Red meter cancellation on cover Commercial Controls Corporation: No 50856: "Radios. Radio-Phonographs with natural color tone."
AVAILABLE AT $20
BELGIUM (1988) Lyre. Quill pen. Book. Atomic symbols. Ministerial proof. Scott No 1296, Yvert No 2297. Royal Academy of Science, Literature and Fine Arts.
AVAILABLE AT $50
FRANCE (1976) Telecommunications satellite "Symphonie"*. Deluxe sheet. Scott No 1485, Yvert No 1887.
AVAILABLE AT $30
FRANCE (1975) Metro regional train*. Deluxe sheet. Scott No 1436, Yvert No 1804.
AVAILABLE AT $30