BATON ROUGE, La.—Louisiana has recovered a missing lunar rock gifted to the state to commemorate the last manned U.S. mission to the moon after it turned up in the hands of a man who recycles wooden plaques. The rock from the 1972 Apollo 17 landing was in the possession of the Louisiana State Museum on Tuesday, The Advocate of Baton Rouge reported. It was returned to the state late last year by a Florida man who planned to use wood from the plaque that held it to repair a gun, according to the newspaper. But the recovery was not revealed until Monday when a journalist and space historian, Robert Pearlman, reported it in the online publication CollectSpace, The Advocate said. “As you can appreciate, I’m just happy that it is here now,” museum interim Director Steven Maklansky said. The lunar fragment was one of hundreds presented to states, territories and …