Carlo Braccesco, The Four Doctors of the Church

Late 15th century
Galleria Giorgio Franchetti, Venice, Italy

Left to right: St. Gregory the Great (papal tiara), St. Ambrose (scourge, mitre, crozier), St. Augustine (mitre, crozier), and St. Jerome (red hat).

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More of St. Ambrose
More of St. Augustine
More of St. Gregory the Great
More of St. Jerome

Photographed at the gallery by Richard Stracke, shared under Attribution-NonCommercial-ShareAlike license.