WINAN'S STEAM BATTERY, INVENTED BY DICKINSON, 1861; A STEAM GUN, WHICH, IT IS SAID, WILL CAST FROM 100 TO 500 BALLS PER MINUTE, HAS JUST BEEN MADE BY MR. WINANS, OF BALTIMORE. THIS GUN WAS SEIZED BY COLONEL JONES, OF THE MASSACHUSETTS VOLUNTEERS, WHEN ON ITS WAY FROM BALTIMORE TO THE SECESSIONIST CAMP AT HARPER'S FERRY. AND HAS SINCE BEEN USED IN PROTECTING THE VIADUCT AT THE WASHINGTON JUNCTION ON THE BALTIMORE BRANCH OF THE BALTIMORE AND OHIO RAILROAD.