Louise Bell saves everything. She’s stashed away love letters, clothing and keepsakes from her late husband Frank Bell’s 10-year career in the Navy, much of it during World War II. Old photographs of Frank Bell as a young man in a sailor uniform and cap perch on the dresser and night stand of her bedroom in Green. One souvenir Louise Bell, 88, held onto was a dog tag inscribed with Frank Bell’s given name, James Francis Bell. It’s attached to a metal band that he wore around his ankle. Frank Bell, who died in 2002 at the age of 82, …