A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 146
on examination, that the most delicateelectrometers can discover no electricity with-in the ball, the whole of it being on the exter-nal superficies. In the case of a spherical body, not only isthe distribution entirely superficial, but it isalso uniform. Each portion of the sphere is…
Chemistry · Physics
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-535-364.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-64-27.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-357-237.webp)
