Myrna Bye wanted more details about the murder of her grandfather, an immigrant fruit peddler shot dead in 1911 on the Lewisville-Grapevine road. In her quest for details, the peddler’s granddaughter had first contacted me ten years ago. Together we had researched coverage of the crime in the microfilmed editions of the Star-Telegram. This month, she was on the phone again from her home in Oregon, pleading, seeming to ask the impossible: “Can you find her picture? I want to see what my grandfather looked like. Today, I subscribe to Newspapers.com, a digital service that scours libraries nationwide for out-of-print...