We don't have many of her letters -- or any images of her -- but Jefferson's wife, nonetheless, stands out as a vivid personality in the recollections of those who knew and remembered her.

The Life and "Happiness" of Martha Wayles Jefferson

Years after her death, Thomas Jefferson described his marriage to his wife, Martha, as ten years spent "in unchequered happiness." And while the historical evidence draws a portrait of strong mutual affection, Martha Jefferson's life had its share of tribulation and tragedy.