American, 20th century. A 145-piece sterling flatware service by Alvin, in the Duquesne pattern, including seventeen forks, two berry spoons, thirteen small meat forks, one large meat serving fork, six 9 inch knives with stainless blades, six 10 inch knives with stainless blades, fourteen teaspoons, ten soup spoons, twelve round soup spoons, two gravy ladles, one cream ladle, eleven iced tea spoons, one sugar shell spoon, five individual sugar spoons, nine tablespoons, twelve butter knives, one master butter, four fruit spoons and eighteen pickle forks. Each piece marked and monogrammed; berry spoon lg. 9 in., weighable silver wt. 160.56ozt (4993.5g).