Trustee Tampa Bay Research Institute, since 2001. Advisory committee Florida Sheriff Youth Ranches, 1997—2001. Board directors Pinellas Center for Visually Impaired, 1999-2000.
Board directors Watson Center for the Blind, 2000-2005. Co-chairman squadron VX-4, VW2 Navy Reunion Committee, 1996-2009. Served with United States Navy, 1951-1954.
Member Musicians Association Clearwater (president 1976-1981, emeritus 1981), Florida-Georgia Conference Musicians (secretary, treasurer 1974-1976), National Rifle Association, American Bar Association (senior bar section), Federal Bar Association, Florida State History Society, Maryland History Society, Greater St. Petersburg Musicians Association, Clearwater Bar Association (probate division), American Federation Musicians (international law committee president southern conference musicians 1979-1980), National Genealogical Society, Clearwater Genealogy Society, Maryland Genealogical Society, Augustan Society, Lancaster Genealogical Society (Pennsylvania), Pinellas Genealogical Society (lecturer since 1995), Carroll County Genealogical Society (Maryland), Baltimore County Genealogical Society (Florida), Lancaster Mennonite History Society, Navy Hurricane Hunters, Sons American Revolution, Sons Union Veterans Civil War, Maryland History Society, Catonsville (Maryland) History Society, American Legion, German American Genealogical Association, Clearwater History Society, Dunedin History Society, DAV, Fleet Reserve, Masons, Scottish Rite (Tampa), Egypt Temple Shrine, Moose, Sertoma (board directors Clearwater chapter 1984-2006, vice president 1989-1992), Phi Delta Phi, Sigma Pi, Kappa Kappa Psi.