"Ordnance BL" . "6.4008" . "6-inch (26 cwt) Howitzers" . . . "6-inch 26 cwt howitzers" . . "6-inch howitzers" . . . "BL 6 inch 26cwt howitzer World War I & World War II medium howitzer" . . . . "Ordnance BL 6 inch 26cwt howitzer" . "6-inch 26-cwt BL Howitzer" . . "BL 6 inch 26 cwt Howitzer" . "6 inch howitzers" . "BL 6-inch howitzer" . . "6-inch 26 cwt Howitzers" . . "152/13" . "6-inch howitzer" . . . . "6-inch 26 cwt howitzer" . . "1295481.6" . . "1.8288" . "BL 6-inch 26 cwt howitzer" . . . . . . "6-inch" . "BL 6 inch 26 cwt howitzer" . . . . . "BL 6-inch 26 cwt howitzer" . "Ordnance BL 6-inch" . . "6-inch howitzers" .