Mich. Comp. Laws § 565.291
Unrecorded deeds held by grantor; recording.
That whenever any grantor, who has heretofore conveyed or shall hereafter convey, any real estate within this state, shall have or hold in his possession any unrecorded deed or deeds through or under which he derived title of any lands by him so conveyed, it shall be his duty on the written request of his grantee or an…