Mancil Johnson is the university archivist at TTU, a position he has held since 1985. W. Calvin Dickinson taught the history of England and Tennessee history at TTU for 29 years. T...ver másMancil Johnson is the university archivist at TTU, a position he has held since 1985. W. Calvin Dickinson taught the history of England and Tennessee history at TTU for 29 years. Together they have compiled a fascinating collection of images and facts about TTU that brings to life the rich and vibrant history of this prominent school.ver menos