September 28

1867 The September 28, 1867 Cheyenne Leader advertised the sale of lots "in the town of Cheyenne, Dakota."

1886 In September 1886, surveyors from the Cheyenne and Northern Railroad laid out the townsite of Chugwater.

1904 Butte Post Office was established in Weston County prior to the formation of Campbell County.

1911 The people of Ranchester voted for incorporation of their town.