Salviati made the mosaics on the tabernacle door and the panels on the 1893 altar that was designed by Edward J.N. Stent.
Agnus Dei or Lamb of God in the middle, surrounded by the four Evangelists.
The Crucifixion in mosaic on the Tabernacle door.
Wright, John. Some notable altars in the Church of England and the American Episcopal Church. New York: The MacMillan Company, 1908. 355.
Giles, George C. History of the Church of the Ascension, Chicago, Illinois 1857-1982.
Church of the Ascension's flickr Photostream
S. Smith Photography
Inner Light Radiant Life