The Nuttall Encyclopedia
Pallas, Peter Simon
A German traveller and naturalist, born in Berlin, professor of Natural History in St. Petersburg; explored Siberia, and contributed to the geographical knowledge of the Russian empire (1741-1811).
Wood, James, ed. Entry for 'Pallas, Peter Simon'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/p/pallas-peter-simon.html. Frederick Warne & Co Ltd. London. 1900.