Your search Sidney H. Cantwell, Jr., Plaintiff-appellee, v. County of San Mateo, a Political Subdivision of the State Ofcalifornia, and the Retirement Board of San Mateocounty, Defendants-appellants.sidney H. Cantwell, Jr., Plaintiff-appellant, v. County of San Mateo, a Political Subdivision of the State Ofcalifornia and the Retirement Board of San Mateocounty, Defendants-appellees did not match any document.