Map of China Proper by William Mackenzie. Made in circa 1866. For the date estimate see this reference = <a rel="nofollow" class="external free" href="https://www.ebay.com/itm/352999246453">https://www.ebay.com/itm/352999246453</a> . The cartographer William Mackenzie was active between 1860 and 1870.
William Mackenzie. London &amp; Edinburgh &amp; Glasgow
Circa 1866
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