You're welcome. Referencing the Box Boats book again, the 12 were: Sea Land Atlantic (ex American Oklahoma; Sea Land Integrity (ex American Virginia); Sea Land Motivator* (ex American New Jersey); Sea Land Performance (ex American Washington); Sea Land Pride* (ex American Kentucky); Sea Land Quality (ex American Illinois); Sea Land Achiever (ex American Alabama); Sea Land Commitment (ex American California); Newark Bay (ex American Utah); Sea Land Value* (ex American Maine); Nedlloyd Holland (ex American New York); and Nedlloyd Hudson (ex American Nebraska). (*) These three were the ones modified by shortening. Oh, and finally they weren't called Econoliners the correct name was Econships.