Nicolo' di Pietro
St. Augustine Baptized by St. Ambrose

1404
Tempera and gold on wood predella panel
Pinacoteca Vaticana, Rome

The labeled figures on the right are Augustine's friend Alipius and his son Adeodatus. Surely the woman kneeling in the foreground is St. Monica. Beneath her are a faint "S" and "MO."

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More of St. Ambrose
More of St. Augustine
More of St. Monica

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