1. "Hooping Up", Train Orders to Conductor, Baltimore Ohio Railroad. Harper's Ferry, West Virginia Creator: Plowden, David Published / Created: 1961 Call Number: WA MSS S-2957 Collection Title: David Plowden photographs and papers Container / Volume: Box 77 Image Count: 2 Resource Type: Prints & Photographs Found in: Beinecke Rare Book and Manuscript Library > "Hooping Up", Train Orders to Conductor, Baltimore Ohio Railroad. Harper's Ferry, West Virginia (HF-1961)