Who created "Sacrifice of Cain and Abel, with God the Father Above"?

Sacrifice of Cain and Abel, with God the Father Above was created by Giorgio Vasari in 1554/55.

What medium is "Sacrifice of Cain and Abel, with God the Father Above"?

Sacrifice of Cain and Abel, with God the Father Above is Red chalk on tan laid paper.

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This artwork was created 1554/55.

Giorgio Vasari, 1554/55