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In page Oliver Hazard Perry:

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Perry's son Oliver Hazard Perry, Jr. entered the Navy as a midshipman in 1829, rose to the rank of lieutenant and resigned in 1849. He served on the United States Exploring Expedition under Captain Charles Wilkes from 1839 to 1842. Although he is buried in the same cemetery as his parents, for unknown reasons, he is not buried in the same plot with his parents.[citation needed]