John Ernest IV Duke of Saxe-Coburg-Saalfeld Biography
John Ernest Duke of Saxe-Coburg-Saalfeld (22 August 1658 Gotha – 17 February 1729 Saalfeld) was a duke of Saxe-Coburg-Saalfeld.
John Ernest Duke of Saxe-Coburg-Saalfeld (22 August 1658 Gotha – 17 February 1729 Saalfeld) was a duke of Saxe-Coburg-Saalfeld.
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