Leipzig, Johann Ambrosius Barth, 1879. [vi], 937, [i, blank], [ii, publ. adds] pp. With 40 figures in the text. 8vo (15 x 22 cm.). Contemporary half brown morocco (hingles reinforced), spine with 4 raised bands, gilt lettered.
** A classic on the subject. Poggendorff studied at the University of Berlin and spent his entire teaching career there. Invented a galvanoscope (multiplier), independently of Schweigger; it was used by Gauss in measuring magnetism. He was the author of an indispensable biographical-bibliographical reference work in the history of the exact sciences that is now called simply "Poggendorff".