Congress of arts and science, Universal exposition, St. Louis, 1904; ed. by Howard J. Rogers.

v. VI

Congress of arts and science, Universal exposition, St. Louis, 1904; ed. by Howard J. Rogers.

v. IV

Congress of arts and science, Universal exposition, St. Louis, 1904; ed. by Howard J. Rogers.

v.I

Congress of arts and science, Universal exposition, St. Louis, 1904; ed. by Howard J. Rogers.

v. VII

Congress of arts and science, Universal exposition, St. Louis, 1904; ed. by Howard J. Rogers.

v. VIII

Transactions of the Academy of Science of St. Louis.

v.21 (1912)

Transactions of the Academy of Science of St. Louis.

v.14 (1904)

Transactions of the Academy of Science of St. Louis.

v.22 (1913)

Transactions of the Academy of Science of St. Louis.

v.13 (1903)

Transactions of the Academy of Science of St. Louis.

v.18 (1908-09)

Transactions of the Academy of Science of St. Louis.

v.9 (1899)

Transactions of the Academy of Science of St. Louis.

v.16 (1906)

Transactions of the Academy of Science of St. Louis.

v.19 (1910)

Transactions of the Academy of Science of St. Louis.

v.11 (1901)