From the File Room [reproduction of East Broad Top Railroad tariff rates of May 2, 1952]. Myers, "Diesels in the Shadows: Post-1956 Motive Power on the East Broad Top" (includes roster), p. Pearson, "Smokeless! Coal Cleaning along the East Broad Top, part 2: Engineering and Operations," p, s. Snyder, "Clayspur on Sandy Ridge," g, p.
Abbreviations denote the following features: g (graph), m (map), p (photograph), and s (sketch or non-photographic illustration).