All deeds, conveyances, abstracts of title, options and leases of land; and, unless otherwise directed by law, all bonds, mortgages and other securities, for money, belonging to this state, and all official oaths and bonds shall be deposited and preserved in the office of the secretary of state and be open to public inspection.
Wis. Stat. § 14.43
Custodian of deeds, securities, oaths and bonds
Official source: Wisconsin State Legislature. Reproduced from public-domain Wisconsin statutes; confirm against the official source for the current text. Not legal advice.