That map, produced in the 1830s and 1840s and representing one of the most thorough surveys of any country undertaken at the time, recorded not only roads and field boundaries but the working infrastructure of Irish rural and semi-rural life. A windmill appearing on it is not in itself remarkable; what is notable here is how thoroughly the structure has since vanished from the landscape and from local memory alike.

Windmills were never especially common in Ireland compared to their prevalence in Britain or the Netherlands, and those that did exist tended to serve grain-milling functions for local estates or farming communities. The Kimmage area in the nineteenth century sat within the barony of Rathdown, a largely agricultural district to the south of Dublin city, and a working windmill there would have served a practical, everyday purpose for the surrounding community. The first edition OS six-inch map, surveyed with considerable precision, would not have recorded a structure unless it was a functioning or at least recognisable landmark at the time of the survey. Beyond that single cartographic notation, however, the historical record for this particular mill is thin.

For anyone curious enough to go looking, the challenge is precisely that there is so little physical trace left to find. The area around Kimmage has been heavily developed over the course of the twentieth century, with housing estates and roads absorbing much of what was once open land. A visit is less about seeing something and more about the exercise of reading a modern suburban streetscape against an older map, trying to locate the approximate position where the mill once stood. The first edition OS maps have been digitised and are freely available through the OSi historical map viewer, which allows direct comparison with current satellite imagery. That kind of layered looking, placing the nineteenth-century survey over the present-day suburb, is often where the interest lies with sites like this one.