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743. Silicified Wood.—Near SEATTLE, W. T.—J. A. Suffern.

744. Magnetite.—25 miles east of SEATTLE, W. T.—J. A. Suffern.

745. Travertine.—SEATTLE, W. T.—J. A. Suffern.

746. Fossils.—Near SEATTLE, W. T.—J. A. Suffern.

747. Fossil.—CAJON PASS, San Bernardino Co.—I. S. Allen.

748. Fossils.—RED BLUFF, Tehama Co.—S. W. Collins.

749. Molybdenite. (?)—EUREKA, Nevada.*

750. Fossil—Mytilus Californianus, Con.—SALINAS, Monterey Co. Cal.—H. O. Lang.

751. Petrified Guano (so called.)—RAZA ISLAND, GULF OF CAL., MEXICO. Said to contain large quantities of Phosphate of Lime.—A. Willard, U. S. Consul, Guaymas.

752. Scheelite.—Near SEATTLE, W. T.—J. A. Suffern.

753. Fossil (Mammalian).—JOHN DAY RIVER, Grant Co., Oregon, 50 miles northwest of CANYON CITY, and 150 miles southeast from the DALLES.—Loaned by S. D. Braslow.

754. Fossils (Mammalian.)—From JOHN DAY RIVER, Grant Co., Oregon, 50 miles northwest of CANYON CITY, and 150 miles southeast from the DALLES.—These interesting specimens are loaned to the Commission by Leander S. Davis, with the understanding that they are subject to his disposal at the close of the Exposition.

755. Fossils.—From the FOSSIL HORSE BED, on COTTONWOOD CREEK, JOHN DAY VALLEY, Grant Co., Oregon, 156 miles southeast from the DALLES.—Loaned by Leander S. Davis, upon the same terms as stated in No. 754.