1954 United Nations Technical Assistance Program Air Mail Issue

C78-81

Details

Issue date
Designer
Printing method
Printer
Paper
Perforation
Sheet size
Subjects

Specimens, proofs and essays

Progressive proofs

Mini sheets

Varieties

  • Imperforate
  • Imperforate colors shifted

Further reading

  • "American missionary on Liberian UN stamp" / p. 20 / Journal of the Liberian Philatelic Society / Oct-Dec 2007

See also

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