The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Art & Architecture Collection, The New York Public Library. "Nine designs for jewelry, including diamond tiara in shape of sheaf of wheat." The New York Public Library Digital Collections. 1872 - 1873. https://digitalcollections.nypl.org/items/510d47e3-04bf-a3d9-e040-e00a18064a99