Recherche dans la collection - Plan of the boroughs of Braddock and North Braddock, Pennsylvania, showing the location of the field of battle of July 9th 1755... Located by Sydney Dillon, Chief Engineer, Carnegie Steel Co's, Edgar Thomson Works. Braddock, Pa. Feb. 3, 1909. Sheet No. 1. Delineated by Thomas F. Graham and L.H. Park. [cartographic material]