Formerly Spokane Portland & Seattle 901 - Air horns added, but not seen here.
""Cabooses were used on every freight train until the 1980s, when safety laws requiring the presence of cabooses and full crews were relaxed. Developments in monitoring and safety technology, such as lineside defect detectors and flashing rear-end devices (FREDs) combined with rail companies' desire to save money by reducing crew numbers resulted in the phasing out of caboose cars. Nowadays, cabooses are generally only used on rail maintenance or hazardous materials trains, or on heritage and tourist railroads.""
""The world is full of obvious things which nobody by any chance ever observes…""
— Arthur Conan Doyle
“The Hound of the Baskervilles”
""Mathematics...