Lance, John Franklin (1949) Phylogeny of the Later Tertiary Equidae in the Light of New Pliocene Horses from Chihuahua, Mexico. Origin of the Pioneer Pyrophyllite Deposit, San Diego County, California (Dissertation (Ph.D)), California Institute of Technology doi: 10.7907/HFAA-MY41 Lance, John Franklin (1946-02) Evidence of Termites in the Pleistocene Asphalt of Carpinteria, California (Thesis (Masters)), California Institute of Technology doi: 10.7907/0C85-8482