CZECHOSLOVAKIA (1950) Zdenek Fibich*. Die proof in black. Centenary of birth. Scott No 423, Yvert No 547. Czech proofs are very rare - only 2-5 were ever made!
AVAILABLE AT $150
FRANCE (1998) Henri Collet*. Stage die proof in black signed by the engraver LAVERGNE. Scott No 2661, Yvert No 3163.
AVAILABLE AT $175
CZECHOSLOVAKIA (1949) Bedrich Smetana*. Die proof in green without value in tablet. Scott No 386. Yvert No 506. Expert mark "Gilbert" (Dr. Rudolph) on reverse.
AVAILABLE AT $200
FRANCE (1992) Florent Schmitt*. Stage die proof signed by the engraver LAVERGNE. Scott No B644, Yvert No 2749.
AVAILABLE AT $175
FRANCE (1998) Henri Collet*. Pair of die proofs (pos & neg) in black signed by the engraver LAVERGNE. Scott No 2661, Yvert No 3163.
AVAILABLE AT $200
AUTRICHE (1956) Mozart*. Epreuves d'artiste en violet, signée par le graveur WIMMER. Cette conception n'a pas été évidemment reçue par le ministère des postes d'Autriche. Très rare pièce d'exhibition!
AVAILABLE AT $50
FRANCE (1977) Guillaume de Machaut*. Die proof in brown signed by the engraver BETEMPS. Scott No B501, Yvert No 1955.
AVAILABLE AT $140