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Heritage classified

Key figures

Origin and history

The Ymonville windmill is a typical example of the Beaucerons windmills, characterized by their entirely wooden structure and rectangular prismatic shape. Built on a masonry turret serving as a store, it is based on a pivot supported by summers, a common technique in the region. Its mechanism, housed in a wooden slate tower, operated four wings equipped with articulated planks, controlled from inside to replace the traditional canvas wings. This system reflects the technical innovations of the time, adapted to the needs of local millers.

Ranked Historic Monument by decree of 26 July 1988, this mill bears witness to the golden age of windmills, especially in the 18th and early 19th centuries, before their decline in the face of competition from modernized steam and water mills. Like many of his contemporaries, he embodied a central economic role in the community, transforming local cereals into flour. Today, it is the property of an association, suggesting efforts for its preservation and heritage enhancement.

The location of the mill, at the 10 Chemin des Gailloux in Ymonville (Eure-et-Loir), in the Centre-Val de Loire region, makes it a representative part of the Beauce's rural heritage. Its structure, although typical, is distinguished by its state of conservation and classification, which make it a subject of study for the history of techniques and vernacular architecture. Mills like that of Ymonville were places of sociability and work, essential to the daily life of the countryside before industrialization.

The decline of windmills, which began in the mid-19th century, is explained by the emergence of more efficient technologies, such as the steam engine. Despite this, the mill in Ymonville retains a strong symbolic value, illustrating the craftsmanship and ingenuity of the builders of the time. Its internal mechanism, still partially visible, offers an overview of traditional milling techniques, now missing or rare.

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