The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 49
Fig. 24. Disc Armature of Fritsche Machine, S … Fig. 25. Plan of Winding Pacinottis Disc Armature. Armature, Discoidal Ring. In a dynamo an armature of the STANDARD ELECTRICAL DICTIONARY. 45 shape of a ring of considerable radial depth of section as comparedto its axial depth. It is generally made of iron ribbon or thinband wound to the proper…
Electricity
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Vnderweysung der Messung : mit dem Zirkel vn[d] Richtscheyt in Linien, Ebnen vnnd gantzen Corporen (1525)](https://img.insideoutlibrary.com/img/200/ia-vnderweysungderm00drer-41-73.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-1005-639.webp)
