AUSTRIA-Cancelation (1899) Spindelmuhle. Clear town cancel on postal card. (ImageA)

U.S.A.-Entire (1903) Windmill. Coffee. 2 cent illustrated postal stationery (O) with flag cancel. 'E.D. Keyes & Company, Dutch roasted coffee importers.' (ImageA)

U.S.A.-Entire (1913) Windmill. 2 cent postal stationery (O) with photographic illustration. 'James Brooks, Stanton, Nebraska.' Roughly opened at right but still attractive! (ImageA)

NETHERLANDS-Entire (1937) Zuilen Windmills. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Leiden Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Heeze Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Wijk Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Weesp Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Alphen Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Wolvega Windmill. 7« cents postal card (N). (ImageA)

NETHERLANDS-Entire (1937) Harderwijk Windmill. 7« cents postal card (N). (ImageA)

GERMANY-Entire (1938) Windmills. Ships. 3 pfennig printed to private order unaddressed postal card (O) commemorating the 44th stamp day in Bremen. Beautiful illustration. (ImageA)

NETHERLANDS-Entire (1946) Alkmaar Windmill. 5 cents on 7« cents Postal Card (N). (ImageA)

U.S.A.-Meter cancel (1948) Sack of Buckwheat. Steaming hot pancakes. Red meter cancellation on piece Pitney Bowes #76256: 'World's Largest Buckwheat Mill.' (ImageA)

U.S.A.-Meter cancel (1950) Windmill. Red meter cancellation on piece Pitney Bowes No 102353: 'Quality bags since 1870.' (ImageA)

U.S.A.-Meter cancel (1955) Windmill. Green meter cancellation on piece Pitney Bowes No 325816: 'Amsterdam. Quality printing, lithographing for over 50 years.' (ImageA)

GERMANY-Meter cancel (1958) Windmill. Red meter cancellation on piece. (ImageA)

LIBERIA-Artist proof (1958) Windmill. Die proof in brown and misspelling 'PSOTAGE'! Scott No 368, Yvert No 347. A recent sale of an imperforate trial proof pair realized $275 and this proof is probably rarer! (ImageA)

U.S.A.-Meter cancel (1959) Windmills. Music. Red meter cancellation on piece Pitney Bowes No 315668: 'Mills Music Inc. 40th anniversary. 1919-1959.' (ImageA)

FRANCE-Maximum Card (1979) Steenvoorde windmill. Maximum card with Special First Day Cancel. Scott No 1641, Yvert No 2042. (ImageA)

EAST GERMANY-Entire (1982) Windmill. Illustrated postal card (N), (ImageA)

EAST GERMANY-Cancelation (1987) Windmill. Illustrated handstamp on postal card. 725th year of Dabel. (ImageA)

FRANCE-Artist proof (2017) Sacred Heart Montmartre windmill. Pair of stage die proofs in black signed by the engraver LAVERGNE. (ImageA)