a mill is a mill no more; sails are essential. Whilst barley, used to be a favourite national food, in the early part of the nineteenth century it was replaced more and more by imported rice; this rice too was treated in the hulling mills. They are each of them splendid mills, with their own picturesque setting and grouped together in an unique meadow landscape. Several provinces have made an inventory of all existing windmills in their area and the results have been laid down in a provincial windmill book, which contains a great many interesting data; in turn it may form a practical basis for further activities helping. Most of the arable land is used for intensive agriculture, including horticulture and greenhouse agri-businesses. They were somewhat larger than the common millstones and the casings were also constructed a little differently.
The span of the 'spider' is rarely more than 30 to 40 feet. These gear wheels can be made to mesh or be disengaged as desired. Air brakes were first made by catchpole in England in 1860. Apart from some incidental trials, the first pumping station to be used in the Netherlands was applied in the reclamation of the Zuidplaspolder, which had been decided upon in 1825. Even outwardly the two resemble each other closely. The sack hoist consists of a drum with a gear wheel, driven by a separate wheel on the upright shaft. 123 Coordinates : 521500N 44001E /.250N.667E /.250;.667). Then the wind has already gathered to a gale and it will not be long before the mill has to be stopped and anchored. Technology appealed greatly to Prince Maurice, for - just as at present - it was needed in the military sphere. With drainage mills this drawback was always met as best it could by the provision of extensive water storage in the polders as well as in the basins. This heavily constructed system of ladder and posts form a counterweight for the great weight of the stocks with the sails, so that everything is balanced. This ring of brake blocks constitutes the brake, by means of which the wind shaft can be braked and stopped.