Africa Railways Rhodesia Railways 15th Class 4 6 44 6 4 Subtract from both sides of the equation. The odd entries are 0 2 4 6 etc. Q2 No 6131 Class 4 6 4 4 Duplex Pennsylvania Railroad The 4 6 44 6 4 was the fifth most common garratt wheel arrangement with 84 locomotives constructed 74 by garratt patent owner beyer peacock between 1936 and 1950 and ten under sub contract from beyer peacock by belgian manufacturer société franco belge in 1952.
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