. . . . . . . . "1901" . . "Battery E" . . . . . . "Battery E, 1st United States Artillery Regiment" . . . . "Battery E, 1st U.S. Artillery" . "Company E, 1st U.S. Artillery" . . "1st U.S. Artillery, Battery E" . "1821" . . . "E Battery" . "1st U.S. Artillery, Battery E" . . . . . . . . . . . . . . . . . . "E" . "Battery E, 1st Artillery Regiment" . "Battery E & G, 1st U.S. Artillery" .