Both the Antikythera mechanism and the Baghdad Battery are examples of OOPARTs - out-of-place-artifacts. The American naturalist and cryptozoologist, Ivan Terence Sanderson , coined this term. ...(includes an on-line interactive Evaluation Session ) first published by WORLD BREAKING DISCOVERIES April 2009, researcher Eddy Pengelly. Link: http://www.worldbreakingdiscoveries.com.au/dooparts/