According to the novel "one day in the life of Ivan Denisovich" prisoners were kept in a forced labor camp and divided into squads and Ivan Denisovich squad was named the 104th, which was comprised of 24 members ( prisoners).
"One day in the life of Ivan Denisovich" was a novel written by Aleksandr Solzhenitsyn, and it was about a day in a prisoner's life ( Ivan Denisovich ) in a soviet forced labor camp which was published in 1962
I would say it's the Historian because they study history or the past and have to interpret it so they can figure out how to teach it or stop it from happening again.
