A String of NHN Hoppers at Boston Sand & Gravel: The GreatRails North CN Grain Tank Train @ Boston Bar B.C. 11 07 09 CN SD75I 5798 Leading RARE!!! CP Grain Train @ Boston Bar B.C. 11 07 09 CEFX AC4400CW 1045 Bostons 26 Most Iconic Dishes Eater Boston A Grain of Wheat Boston YouTube. Heavy grain leather construction Dual top handles with buckle details Gold tone hardware Main zip closure Structured bowler silhouette Spacious main compartment Signature Mulberry tree logo The Mulberry Boston Heavy Grain delivers timeless elegance with structured sophistication and everyday functionality. Crafted from premium heavy grain leather in classic black, featuring dual top handles and signature gold tone hardware throughout. The structured silhouette and spacious interior create the perfect balance of luxury craftsmanship and practical design.