Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world, under the command of Capt. Fitz Roy, R.N.

(1878 printing)

Amber: its physical properties and geological occurrence / by Oliver C. Farrington, Curator of Geology.

no.3(1923)

Introduction and index to Fieldiana: Geology volume 33 / Eugene S. Richardson, Jr. -- William D. Turnbull --.

v.33:no.31(1981)

The Mammalian faunas of the Washakie Formation, Eocene Age, of Southern Wyoming. Introduction: The geology, history, and setting / William D. Turnbull --.

v.33:no.30(1978)