 Palestro and Principe Amedeo were both armed with a main battery of six 10 in ( 254 mm ) guns , though they were mounted differently in each ship . Principe Amedeo carried hers in a single armored casemate located amidships , while Palestro 's guns were mounted in three armored casemates . The first was located forward , toward the bow , the second and third were placed close to the stern on each side of the ship . Both ships also carried an 11 in ( 279 mm ) gun that was mounted forward as a bow <unk> . Later in her career , Principe Amedeo received a secondary battery of six 2 @.@ 9 in ( 74 mm ) guns and six machine guns , along with two torpedo tubes . 
