My first post on this topic provided some general background on the SP maintenance car fleet, as well as showing two car types, a roadway box car and a water tank car. The post can be … cars that are used for non-roadway use or unusual assignments, such as ice service, Lidgerwood unloaders, tower cars (for electric operations), rubbish service, etc., or which have no specific assignment. … The photo is by John Lawson in 1951, from Wilbur C. Whittaker's collection. …

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modeling the SP: Modeling some SP MOW cars, Part 3