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The photographs are part of my book. You're welcome to use them on Wikipedia so long as you list my book "Chinese Siege Warfare: Mechanical Artillery & Siege Weapons of Antiquity" by Liang Jieming (ISBN981-05-5380-3) as the source.
Picture of Part of a Naval Battle Scroll from the Imjin War ==Source== [http://authors.history-forum.com/liang_jieming/chinesesiegewarfare/ "Chinese Siege Warfare: Mechanical Artillery & Siege Weapons of Antiquity"] by Liang Jieming, ISBN 981-05-538