"Catalogue of the Barnard-Wolford collection : a photographic record of Baltimore & Ohio system right-of-way structures and rolling stock, with certain other subjects of possible interest to historians and scale model builders"
"Catalogue of the Barnard-Wolford Collection : a photographic record of Baltimore & Ohio System right-of-way structures and rolling stock, with certain other subjects of possible interest to historians and scale model builders"@en

Catalogue of the Barnard-Wolford Collection : a photographic record of Baltimore & Ohio System right-of-way structures and rolling stock, with certain other subjects of possible interest to historians and scale model builders