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- First Day Covers (FDC) → Mills of Germany
- Germany , 1997.10.09
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- First Day Covers (FDC) → Mills of Germany
- Germany , 1997.10.09
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- First Day Covers (FDC) → Mills of Germany
- Germany , 1997.10.09
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- First Day Covers (FDC) → Mills of Germany
- Germany , 1997.10.09
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- First Day Covers (FDC) → Technical monuments. Windmills
- DDR , 1981.11.10
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- First Day Covers (FDC) → 275th anniversary of Rappin paper mill
- Estonia , 2009.05.14
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- First Day Covers (FDC) → Estonian Mills. Pulma Windmill
- Estonia , 2008.08.28
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- First Day Covers (FDC) → 300th Anniversary of the publication of Didactica Opera Omnia, by J.A. Komensky
- Czechoslovakia , 1957.03.28
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- First Day Covers (FDC) → Technical monuments
- Slovakia , 1997.08.05
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- First Day Covers (FDC) → Europa'CEPT. Great works of Humanity
- Spain , 1983.05.05
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- First Day Covers (FDC) → Technical monuments. Mills
- Czech Republic , 2009.09.23
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- First Day Covers (FDC) → Technical monuments. Mills
- Czech Republic , 2009.09.23
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- First Day Covers (FDC) → http://www.millsonstamps.com/eng/catalog/305/
- Netherlands , 1963.04.24
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- First Day Covers (FDC) → Definitive issue. Landscapes
- Netherlands , 1962.09.12
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- First Day Covers (FDC) → Farm animals
- Cyprus , 2010.03.17
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- First Day Covers (FDC) → Flags over historic mills
- Canada , 2010.01.11
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- First Day Covers (FDC) → Estonian Mills. Angla Windmill
- Estonia , 2009.10.22
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NL-2000-logo.jpg)
- First Day Covers (FDC) → Netherlands' paintings
- Netherlands , 2010.02.16
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- First Day Covers (FDC) → Tourism. Open-air Museum in Bokrijk
- Belgium , 1968.06.22
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- First Day Covers (FDC) → 150th Anniversary of Western Australia
- Australia , 1979.06.06
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- First Day Covers (FDC) → Centenary of the abolition of mill monopolies
- Denmark , 1962.05.10
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- First Day Covers (FDC) → Farm technology. Joint Issue with China
- Netherlands , 2005.09.22
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- First Day Covers (FDC) → Mills of South Africa
- South Africa , 2007.11.09
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- First Day Covers (FDC) → KiwiStamp. First non-denominated stamps in NZ
- New Zealand , 2009.10.12
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- First Day Covers (FDC) → 3rd France-Oceania Summit
- New Caledonia , 2009.07.16