Welsh, Peter C. Track and road : The American trotting horse ; [Album] / By Peter C. Welsh. - Washington, Smithsonian Institution Press, 1967. - 174 p. : text ; ill. ; 20 cm. - 73/75.04 (NLA) 763(73) (NLA) . Subjects--Topical Terms: Museum collections--American horse Universal Decimal Class. No.: 73/75.04 (NLA) 763(73) (NLA)