Statistics for occurrence #1 of “Philadelphia, Pa.” in entry sutherland-charles of Harper's Encyclopedia of United States History:

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Surgeon; born in Philadelphia, Pa. , May 29, 1829; appointed assistant surgeon in the United States army in 1852; surgeon-general in 1890. He died in Washington, D. C., May 11, 1895.
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† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.