A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine (1876)
Ewbank, Thomas, 1792-1870 · New York : Scribner, Armstrong · leaf 561
igurewith the wand would then descend, havingnothing to support it. The wheel havingsix buckets only, performed a revolution insi.K days. To its axis was secured a pinion ofsix teeth that worked into a wheel with si.\ty,and on the shaft of this wheel a pinion often teeth drove a wheel of sixty-one… … vent their enlargement by the friction of theliquid, Ctesibius bushed them with jewels. About the year 807, the Caliph Harounsent some valuable presents to Charlemagne,and among them a water-clock, which struckthe hours by means of twelve little brassballs falling on a bell of the same metal.There…
Pumping machinery
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from M. Vitrvvii viri svae professionis pertissimi De architectvra libri decem, ad Avgvstum Cæsarem accuratiss. conscripsit & nvnc primvm in Germania qva potuit diligentia excusi, atq[ue] hinc inde schematibus non iniucundis exornati (1543)](https://img.insideoutlibrary.com/img/200/ia-mvitrvviivirisva00vitr-189-72.webp)
