Four sketchbooks, along with various other personal items belonging to Eliza (nee Symonds) and Melville Bell – parents of Alexander Graham Bell, were donated to the Bell Homestead National Historic Site from the Dr. Mabel Grosvenor archives by her nieces and nephews in 2007. The sketchbooks came into Dr. Mabel’s possession after the passing of her mother, Elsie Bell Grosvenor, oldest daughter of Alexander and Mabel Bell. Prior to this, they were in Alexander Graham Bell’s posse...