Grizzled mariners are baffled by the mysterious development of a perfect lover’s knot in the anchor chain of the Navy oiler U.S.S. Caliente. When anchor was dropped in 9 fathoms of water, the chain hung perfectly straight–but when they went to move her into dry dock, the knot made it impossible to weigh anchor.
Sailors cut the knot with torches and moved the ship on her way. The mermaids giggled, and the gremlins guffawed.