• The Church of the Santo Stefano degli Abissini 

      Bruggink, Donald J. (Western Theological Seminary (Holland, Michigan), 19)
      This little church of the Ethiopians was built by Leo III and was seated to the Coptic monks in 1479 by Sixtus IV.
    • Sistine Chapel Exterior 

      Bruggink, Donald J. (Western Theological Seminary (Holland, Michigan), 1969)
      The unimpressive exterior of the Sistine Chapel, begun in 1473 by Pope Sixtus IV.