Show oil burring engine engines efficient an naval architect in a re cent study ot or applying oil elgines for or the propulsion of states that la in the ao of a battleship ho found that mith ith fill an equal number of shafts hafts equal power aa and speed czi bo be obtained tal nedith with double acting two cycle engines as with steam auxiliaries being included la in each case and the machinery or Y v tight light being E 4 1 sayf says the acl Ameri american cun lie ite found that the badlu of action could be increased nt at full at least ahrea times and nt fit cruising speeds as ut least foor four times time |