De Marsummermolen en, The mill of Marssum is a smock mill in Marsum,

Friesland Friesland (, ; official fry, Fryslân ), historically and traditionally known as Frisia, is a province of the Netherlands located in the country's northern part. It is situated west of Groningen, northwest of Drenthe and Overijssel, north of ...

Netherlands ) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherl ...

which was built in 1903. The mill has been restored to working order and is used as a training mill. It is listed as a Rijksmonument, number 28624.

History

''De Marssummermolen'' was built in 1903 by millwright J H Westra of

Franeker Franeker (; fry, Frjentsjer) is one of the eleven historical cities of Friesland and capital of the municipality of Waadhoeke. It is located north of the Van Harinxmakanaal and about 20 km west of Leeuwarden. As of 1 January 2014, it had 12 ...

. The mill can drain the polder, or pump water into the polder, or pump water in a closed circuit. Restorations were undertaken in 1976, and 1992–94. It is used as a training mill ( nl, lesmolen), and was the first mill in Friesland to be designated as such. A further restoration was undertaken in 2000. The mill is licensed as a venue for

wedding A wedding is a ceremony where two people are united in marriage. Wedding traditions and customs vary greatly between cultures, ethnic groups, religions, countries, and social classes. Most wedding ceremonies involve an exchange of marriage vo ...

Description

''De Marsummermolen'' is what the Dutch describe as a ''Grondzeiler''. It is a two-storey smock mill on a single-storey base. There is no stage, the sails reaching almost to ground level. The mill is winded by tailpole and winch. The smock and cap are

thatch Thatching is the craft of building a roof with dry vegetation such as straw, water reed, sedge (''Cladium mariscus''), rushes, heather, or palm branches, layering the vegetation so as to shed water away from the inner roof. Since the bulk of ...

ed. The sails are Patent sails. They have a span of . The sails are carried on a cast-iron ''windshaft''. which was cast by De Muinck Keizer, Martenshoek, Groningen in 1903. The ''windshaft'' also carries the ''brake wheel'' which has 57 cogs. This drives the ''wallower'' (31 cogs) at the top of the ''upright shaft''. At the bottom of the ''upright shaft'' there are two ''crown wheels The upper ''crown wheel'', which has 17 cogs drives an Archimedes' screw. The axle of the Archimedes' screw is diameter and long. This screw is used to pump water into the polder. The lower ''crown wheel'', which has 43 cogs, drives a gearwheel with 38 cogs on the axle of an Archimedes' screw, which is used to drain the polder. The axle of the screw is diameter and long. The screw is diameter. It is inclined at 17°. Each revolution of the screw lifts of water.

Public access

''De Marsummermolen'' is open to the public on Saturdays from 09:00 to 12:00, or by appointment.

References

{{DEFAULTSORT:Marsummermolen, Marssum Windmills in Friesland Windmills completed in 1903 Smock mills in the Netherlands Windpumps in the Netherlands Rijksmonuments in Friesland Octagonal buildings in the Netherlands