President Donald Trump wants the U.S. to take back the Panama Canal. The shovels used to construct it were built by Bucyrus ...
来自MSN6 个月
Steam it up: Learn how to work the huge machine that helped build California | Bartell's ...It's one of the few museums putting visitors in the operator’s seat and teaches them how to run antique steam shovels. Ken McCrary, 73, and Ed Kimball, 19, are the museum’s steam shovel ...
Few however, realize the historical significance of this ground, which hour by hour, week by week, is being scooped up in the huge jaws of the steam shovels, and carried away by a never ending ...
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