Mich. Comp. Laws § 565.591
Failure or mistake in copying records for new county; copy of original; right to obtain, recording.
That when a new county has been, or shall be organized, in whole or in part, from an organized county, or from territory attached to such organized county for judicial purposes, and the supervisors of such new county have or shall have neglected to cause copies or transcripts of the records of deeds, mortgages or other…