Your petitioners resident citizens of that portion of the State of Michigan upon and contiguous to, the route hereinafter set forth and which your petitioners pray may be established as a mail route, do respectfully pray: that a mail route may be established for a weekly transportation of the mail by Horse back or otherwise, as follows: From Grand Rapids via Alpine and Sparta ^Summersville^ Post Offices all in the County of Kent, to Muskegon Mills P Office in the County of Newago, thence via Newago P Office in said Newago County and Muskegon dam (so called) to Muskegon Post Office in Ottawa County, and your petitioners will ever pray.