The USRA 2-6-6-2 was a standardized design of 2-6-6-2 Mallet locomotives developed by the United States Railroad Administration during World War I.
Read more about USRA 2-6-6-2: Design, Orders, Specifications
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The USRA 2-6-6-2 was a standardized design of 2-6-6-2 Mallet locomotives developed by the United States Railroad Administration during World War I.
Read more about USRA 2-6-6-2: Design, Orders, Specifications