Food Trident Booksellers By edwardramos May 11, 2006 1 Min Read 0 I just had the Tango Mango from Trident on Newbury Street. Yum! Trident Booksellers & Cafe 338 Newbury Street Boston, MA 02115 Tel: 617.267.8688 Fax: 617.247.1934 Tags: booksBoston