"railroad" . "transcontintinental railway" . . . "first transcontinental railroad" . . "First transcontinental railroad" . "1869" . "newly completed transcontinental railroad" . . . . . . . . "transcontinental railroad" . . . "First Transcontinental Railroad" . . . . . . . "First transcontinental railroad" . . . "3077065.728" . . . . . . "first Transcontinental Railroad" . . . "The Railroad" . . . . . . "1869-05-10" . . . "Transcontinental Railroad" . . . "first transcontinental train" . "rirst transcontinental railroad" . . . . "Pacific Railroad" . .