70219843
9781017430776
Von Gumpach, Johannes is the author of 'Burlingame Mission : A Political Disclosure, Supported by Official Documents, Mostly Unpublished. to Which Are Added: Various Papers and Discourses on the Claim of the Emperor of China to Universal Supremacy; the True Nature of Actual Diplomatic Relati', published 2022 under ISBN 9781017430776 and ISBN 1017430772.
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