Salem, Massachusetts: Salem Press, 1887. [Signed] Work of the International Congress of Geologists--Vice-presidential Address, Read to Section E of the American Association for the Advancement of Science, at New York, Aug. 10, 1887, Salem Press, Salem, Massachusetts, 1887. 8 1/2 x 5 1/2 inches, 26pp. Original string-bound printed wrappers.....