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PRAGA 78 d issue of Czechoslovakia

  • Colnect-2910-866-LZ-127-Graf-Zeppelin-1928.jpg
  • Colnect-4009-694-Clement-Ader-s-monoplane-eole.jpg
  • Colnect-2910-867-Ballon-Blanchard-1785-.jpg
  • Colnect-2910-869-1895-Otto-Lilienthal.jpg
  • Colnect-4009-697-Jan-Ka%C5%A1par-s-plane-Pardubice-1911.jpg
Short desc: PRAGA 78 d

Issuer: Czechoslovakia
Date: 9/15/1977
Occasion: PRAGA 78


Consists of 5 stamps: (See stamps as list)

60h d=LZ 127 Graf Zeppelin 1928
1kc d=Ader 1890 Leole Dunn 1914 ngo etrich holubice 1909
1.60kc d=Ballon Blanchard 1785
2kc d=1895 Otto Lilienthal
4.40kc d=Jan Kaspars plane Pardubice 1911

All are airmail dt=Early Aviation perf=11.25x11.5