Milwaukee Road class F7, which is a major contenders for the fastest steam locomotives ever built, was on a run between Chicago and Milwaukee on the "North Woods Hiawatha" but  the left main crosshead froze in its guide 73 miles from Milwaukee.
Milwaukee Road class F7, which is a major contenders for the fastest steam locomotives ever built, was on a run between Chicago and Milwaukee on the "North Woods Hiawatha" but  the left main crosshead froze in its guide 73 miles from Milwaukee.