Note 13 — The “PIONEER”: LIGHT PASSENGER LOCOMOTIVE of 1851 In the Museum of History and Technology
Reading edition
John H. White, “Introduction of the Locomotive Safety Truck,” (Paper 24, 1961, in Contributions from the Museum of History and Technology: Papers 19-30, U.S. National Museum Bulletin 228; Washington: Smithsonian Institution, 1963), p. 117.