Old clocks and watches & their makers, being an historical and descriptive account of the different styles of clocks and watches of the past, in England and abroad, to which is added a list of ten thousand makers (1904)
Britten, F. J. (Frederick James), 1843-1913 · London, B. T. Batsford · leaf 26
s regulated, dropped into a cylindrical vessel H, withinwhich was a float I, connected by a chain passing over a pulley onan arbor P, and having a counterpoise K at its other end. Thispulley carried an index which pointed out the hours on a circle. The next is ascribed to Ctesibius, the son of a… … Fig. 8. with a full reservoir, thus ensuring a constant pressure. The tubeconveyed the water into an open cylinder with a float and a lightpillar C attached. On the top of this pillar a human figure isplaced, which points to the divisions on a large column. As thewater rises in the cylinder, it…
Clocks and watches · Clock and watch makers
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