https://archive.org/details/annalenderphysi82pogggoog/page/n19/
Annalen der Physik und Chemie : Johann Christian Poggendorff : Free Download, Borrow, and Streaming...
Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb.
annalen der physik und chemiejohann christian poggendorff