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of Wells· ville, O. This invention provides means whereby cars of reasonable length may he mounted on three trucks each, and the central truck be enabled to follow curved tracks, so the lengtb of a car may be doubled a t only a small addiLional expense. A car replacer has been patented by Mr. Joseph A. Hodel. of Cumberland, Md. This is for re placing on r. he trar . k cars which have been derailed, and provides means for guiding the wheel;:: while the car is moved, and meanS whe reby the samedoi:10.1038/scientificamerican05031884-282a fatcat:potnbd35n5epncnzo536ky6rsm