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Pearson, Lynn. Maxwell, James (1838–1893). Oxford Dictionary of National Biography. Oxford University Press. [2013-06-23]. (原始内容存档于2015-09-24).需要订阅或英国公共图书馆会员资格
Pearson, Lynn. Maxwell, James (1838–1893). Oxford Dictionary of National Biography. Oxford University Press. [2013-06-23]. (原始内容存档于2015-09-24).需要订阅或英国公共图书馆会员资格
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