The horse was called a Eohippus when it had multiple toes.
Nancy H. Yeide has been the head of the Department of Curatorial Records at the National Gallery of Art , Washington , since 1990 .. National Gallery of Art. National Gallery of Art. She is a specialist in World War Two-era provenance research , particularly relating to the Hermann Goring collection of which she has written the first comprehensive catalog .. provenance research. Provenance. Hermann Goring. Hermann Goring. Yeide holds a Master of Arts degree from American University .. American University. American University. She appeared in the documentary film , The Rape of Europa , in which she discussed the Goering collection .. The Rape of Europa. The Rape of Europa ( book )