Humboldt, Alexander von (1769-1859)(4)
Lichtenberg, Georg Christoph (1742-1799)(2)
MacKenzie, David N. (1926-2001)(2)
Schmidt, Werner (1930-2010)(2)
Antheil, George (1900-1959)(1)
Cowling-Taylor, Richard (1789-1851)(1)
Dunhill, Thomas Frederick (1877-1946)(1)
Friesen, Johann Georg Friedrich von (1757-1824)(1)
Geological Society (London) (1807-)(1)
Hardwicke, Philip Yorke of (1690-1764)(1)
Kuczynski, Jürgen (1904-1997)(1)
Kuczynski, Robert René (1876-1947)(1)