Constellation Similarity Assertions
Chapman, John, 1801-1854
John Chapman, British editor and political journalist; and William S. Henson, British aerodynamics engineer and inventor.
From the description of John Chapman papers, 1841-1844. (Unknown). WorldCat record id: 141865792
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Maybe-Same Assertions
There are 1 possible matching Constellations.
Chapman, John Jay, 1801-
http://n2t.net/ark:/99166/w6xb6xnm (person)
No biographical history available for this identity.