- Trade Mark of Michigan Antique Phonograph Society Renew Now! Membership renewals are being accepted by MAPS! Regular Departments What is MAPS What is In The Groove Recent ITG Issue Highlights MAPS Chapter List There are chapters all over the country. Check here for a chapter near you. Membership Listing MAPS Members' Tips & Tricks In The Groove article index Membership Application MAPS Meeting ...www.michiganantiquephonographsociety.org