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1977 October 9
Poland
50-groszy stamp depicts Boleslaw Chrobry's Denarius of the 11th century.
1-zloty stamp depicts King Kazimierz Wielki's Cracow groszy of the 14th century.
1.5-zloty stamp depicts Legniza-Brzeg-Wolow thaler of the 17th century.
4.2-zloty stamp depicts King Augustus III guilder of 18th century Gdansk.
4.5-zloty stamp depicts 5-zloty coin of 1936.
6-zloty stamp depicts 100-zloty millenium coin of 1966.
Catalog numbers: Michel 2525-30; Scott 2236-41; Yvert 2354-59; Stanley Gibbons 2513-18
Approximate value: US$1.25 (Scott 2010).
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