If you’ve read Model Railroader or many of our books and special issues, you’ve probably seen references to timetable-and-train-order operation, or TTTO for short. Employee timetables (ETT) that governed TTTO operation listed station names, mileposts, train numbers and classes, departure and arrival times, and operating instructions, among other items, to govern train movements. So why […]
Why did railroads use train orders?
