LETTERI, Laurence F. of Arlington, formerly of Cambridge. Sept. 6th, 2018. Beloved husband of the late Marguerite (Murphy). Son of the late Alexander and Bernadina Letteri. Brother of the late James and Angelo Letteri. Laurence was a WWII US Army veteran, where he received 4 Bronze Stars. He played professional baseball for the Fredricton Capitals of the Canadian Baseball League. He was a member of the Harvard University Police Dept., where he served as head of their union. Funeral from the Keefe Funeral Home, 5 Chestnut St. (Rt. 60, Adjacent to St. Agnes Church) Arlington, Tuesday, at 9 am. Followed by a funeral mass celebrated in St. Agnes Church, 30 Medford St., Arlington at 10 AM. Relatives and friends are invited. Visiting hours Monday 6-8 pm. Burial in Mount Auburn Cemetery, Cambridge. To send an online condolence please visit www.keefefuneralhome.com.