« KEELY'S ETHERIC VAPOR; HE EXPLAINS HIS INVENTION TO A REPORTER. THE INVENTOR SATISFIED WITH HIS SANDY HOOK EXPERIMENTS--ANOTHER PUBLIC TEST PROMISED SOON. », New York Times, (lire en ligne [PDF])
« KEELY'S RED LETTER DAY; HE STARTS HIS MOTOR FOR A FEW MORE TURNS. SOME CURIOUS TRICKERY WHICH HIS STOCKHOLDERS APPLAUDED AND HIS LEARNED EXPLANATION OF IT. », New York Times, (lire en ligne [PDF])
