Larry served in the U.S. Navy from 1967-1992, when he retired as a U.S. Navy Captain Surface Warfare Officer (SWO). Larry’s 25-year military career includes: two tours in San Diego, California (1968-1971) in USS Duluth (LPD-6) as a deck division officer, admin/pers. off. and navigator; three years of instructor duty at the U.S. Naval Academy in Annapolis, Maryland (1971-1974), and one year at Destroyer School  in Newport, Rhode Island (1975); Operations Officer aboard USS Glennon (DD-840) in Charleston, South Carolina (1975-1976); Chief Engineer USS Suribachi (AE-21) in Earl, New Jersey (1976-1978); Naval Reserve Individual Ready Reserve (IRR) (1979-1981); Naval Reserve Selected Reserve (SELREV) (1981-1992) in various units supporting the Bureau of Naval Personnel (BUPERS), the Office of Naval Research (ONR), and the Naval Sea Systems Command (NAVSEA). He and his wife of more than half a century have been members of Johns Hopkins USFHP since 2011.