the United States Government

“ The fourth zone, the mountain standard time zone, includes that part of the United States that is west of the boundary line between the central and mountain standard time zones described in §71.7 and east of the boundary line between the mountain and Pacific standard time zones described in §71.9. ”

“ From the junction of the western boundary of the State of Michigan with the boundary between the United States and Canada northerly and easterly along the west line of Gogebic County to the west line of Ontonagon County; thence south along the west line of Ontonagon County to the north line of Gogebic County; thence southerly and easterly along the north line of Gogebic County to the west line of Iron County; thence north along the west line of Iron County to the north line of Iron County; thence east along the north line of Iron County to the east line of Iron County ”

“ Amdt. 71–11, 35 FR 12318, Aug. 1, 1970, as amended by Amdt. 71–14, 38 FR 13725, May 25, 1973; Amdt. 71–16, 43 FR 42763, Sept. 21, 1978; 55 FR 30914, July 30, 1990; 57 FR 48339, Oct. 23, 1992; 68 FR 43336, July 22, 2003 ”