There are a couple biographies about Sally, Adelaide, etc., and information about Exervia/Exervid, as well, as James Morehouse Brown at:
http://www.orsonprattbrown.com/CJB/1834-1924-James-Morehead/... and at
http://www.orsonprattbrown.com/CJB/1834-1924-James-Morehead/... .
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