Washington, Aug. 30. - Admiral Dewey's response to the orders of the navy department to hold himself in readiness to return here for the purpose of eonferring with President McKinley on the Philippine question was effective. Assistant Secretary Allen said in reply to a question on the subject: "Admiral Dewey is not coming to Washington." Mr. Allen declined to discuss Admiral Dewey's reported request for an increase of his fleet. He did say that no orders had been issued for the dispatch of any additional vessels for Manila. It was rumored about the department that the Oregon and the Brooklyn would be sent to Dewey.