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Pleistocene Fauna from elephants and fossil species 1) Elephas primigenius, 2) Elephas columbi, 3) Elephas imperator (about 2/7 natural size), Iowa, late 1890s or early 1900s

Pleistocene Fauna from elephants and fossil species 1) Elephas primigenius, 2) Elephas columbi, 3) Elephas imperator (about 2/7 natural size), Iowa, late 1890s or early 1900s

1) Denison, 2) Logan, 3) Pisgah
Bouquet of sea lilies, crinoids dredged by the Bahama Expedition, late 1890s or early 1900s

Bouquet of sea lilies, crinoids dredged by the Bahama Expedition, late 1890s or early 1900s

Compound fold of Lower Cambrian on top of Boardman Hill, Rutland, Vt., late 1890s or early 1900s

Compound fold of Lower Cambrian on top of Boardman Hill, Rutland, Vt., late 1890s or early 1900s

The hammer is 15 1/2 inches long.
El Capitan Granite and jointed granite of Yosemite Quadrangle at the summit of ridge south of head of Morrison Creek, Calif., late 1890s or early 1900s

El Capitan Granite and jointed granite of Yosemite Quadrangle at the summit of ridge south of head of Morrison Creek, Calif., late 1890s or early 1900s

Bison, elk, and Virginia deer bones, Iowa, late 1890s or early 1900s

Bison, elk, and Virginia deer bones, Iowa, late 1890s or early 1900s

Bison, elk, and Virginia deer bones, Iowa, late 1890s or early 1900s

Bison, elk, and Virginia deer bones, Iowa, late 1890s or early 1900s

Bison, elk, and Virginia deer bones , Beaver Creek gully, Iowa, late 1890s or early 1900s

Bison, elk, and Virginia deer bones , Beaver Creek gully, Iowa, late 1890s or early 1900s

Cacops aspidephorus an amphibian from the Permian Period,

Cacops aspidephorus an amphibian from the Permian Period,

Probably from Williston, Texas.
Old green shales bed of the Lower Trenton with natural size Orthis Dlamanella,subeauata, con. and Orthis Tricenaria con, Waukon, Iowa, late 1890s or early 1900s

Old green shales bed of the Lower Trenton with natural size Orthis Dlamanella,subeauata, con. and Orthis Tricenaria con, Waukon, Iowa, late 1890s or early 1900s

Slab of limestone from the Middle Devonian with long winged variety of Spirifer Mucronatus con of natural size, late 1890s or early 1900s

Slab of limestone from the Middle Devonian with long winged variety of Spirifer Mucronatus con of natural size, late 1890s or early 1900s

Near Arkona. Class plate.