After PromontoryCelebrating the sesquicentennial anniversary of the completion of the first transcontinental railroad in the United States, After Promontory: One Hundred and Fifty Years of Transcontinental Railroading profiles the history and heritage of this historic event. Starting with the original Union PacificCentral Pacific lines that met at Promontory Summit, Utah, in 1869, the book expands the narrative by considering all of the transcontinental routes in the