About Period Boston Federal mahogany round dining table with four extension leaves (original) Split pedestal base with four Round neoclassical column pedestal, Cuban and African Crotch Grain mahogany, attributed to Cornelius Briggs, Boston Briggs patented the expanding mechanism in the United Stated and an example of his work (a similar table) is in the American Wing, Museum of Fine Arts, Boston, MA Dimensions: 51″ diameter when closed. With four (4) 20″ leaves to expand fully to 131″ x 51″. Read Less Details Attributed to Cornelius Briggs (Cabinetmaker) Dimensions Height: 29 in. (73.66 cm) Diameter: 51 in. (129.54 cm) Style: Federal (Of the Period) Materials and Techniques: Mahogany Place of Origin: United States Period: Early 19th Century Date of Manufacture: 1815-1820 Condition Good Wear consistent with age and use. With four original leaves. Seller Location Essex, MA