The Wall Street Journal reported on a trove of Civil War era telegrams — many of them to and from Abraham Lincoln — that have never been decoded. The telegrams are owned by the Huntington Library, Art Collections and Botanical Gardens in San Marino. They have started a project, "Decoding the Civil War," to transcribe and decipher their collection of nearly 16,000 Civil War telegrams between Lincoln, his Cabinet and Union Army officers. About a third of the telegrams were written in code. The library is crowdsourcing the project through the largest online platform for collaborative volunteer research, Zooniverse. They...