Donus Roberts, the owner of DDR Books, stands next to his wife Lovila Roberts, who is seated in a chair. photo courtesy: @DonusRoberts / Twitter WATERTOWN, S.D. — Donus Roberts is the owner of DDR Books , a bookstore in a city that sits along the Big Sioux River. Named after the Roman form of the Greek god, "Adonis," Roberts collected books all his life. He estimates that he owns about 14,000. In the early 80s, Roberts began collecting first edition authors and began selling books online. A retired high school English teacher of nearly 40 years, he decided to open up a bookstore of his own. Originally called ABC Books, he changed the name to Books from Donus Roberts until finally settling on DDR Books in 2007. Afterall, everyone called him DDR during his teaching days at Watertown Public Schools , which began in 1960. In fact, a love for literature and teaching runs in the family. Not only is his wife, Lovila Roberts, a retired high school English teacher, but their dau