Photograph of Bayon Bas Relief in Cambodia showing Khmer Elephant-mounted Double-bow Catapults (Photographs courtesy of Dr. Thanakvaro T. De Lopez of the Cambodian Research Centre for Development (CRCD))
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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.
Photograph of Bayon Bas Relief in Cambodia showing Khmer Elephant-mounted Double-bow Catapults (Photographs courtesy of Dr. Thanakvaro T. De Lopez of the Cambodian Research Centre for Development (CRCD)) ==Source== [http://authors.history-forum.com/lian