Home › Authors › Louis Francois de Pourtalès 👤 Louis Francois de Pourtalès b. 1824 – d. 1880 · 2 books Books by Louis Francois de Pourtalès Echini, crinoids, and corals Echini, crinoids, and corals 1874 Notes on the examination of so Notes on the examination of soundings, 1844-1867 1844