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The British scientist, sinologist, historian Joseph Needham asserts that the 1510 edition is the most reliable in its faithfulness to the original and 1231 versions, since it was printed from blocks that were re-carved directly from tracings of the edition made in 1231 AD.) The 1510 Wujing Zongyao describes the “long serpent” rocket launcher, a rocket launcher constructed of wood and carried with a wheelbarrow, and the...