ning ▁tower , ▁fitted ▁with ▁a ▁spot ting ▁top ▁to ▁aid ▁in ▁gun - lay ing . ▁She ▁had ▁a ▁crew ▁of ▁ 1 , 0 7 0   o ffic ers ▁and ▁en list ed ▁men . ▁ ▁The ▁ships ▁were ▁power ed ▁by ▁four ▁Par s ons ▁steam ▁tur b ines , ▁with ▁steam ▁provided ▁by ▁fifteen ▁Bab cock ▁& ▁Wil co x ▁mixed ▁coal ▁and ▁oil - f ired ▁water - t ube ▁bo ilers . ▁The ▁bo ilers ▁were ▁tr unk ed ▁into ▁a ▁pair ▁of ▁closely ▁spac ed ▁fun n els ▁directly ▁a ft ▁of ▁the ▁con ning ▁tower . ▁The ▁engines ▁were ▁r ated ▁at ▁ ▁for ▁a ▁top ▁speed ▁of ▁. ▁Er in ▁carried ▁ ▁of ▁coal ▁and ▁ ▁of ▁fuel ▁oil , ▁and ▁she ▁had ▁a ▁cru ising ▁radius ▁of ▁ ▁at ▁a ▁speed ▁of ▁. ▁ ▁Arm ament ▁and ▁arm or ▁As ▁designed , ▁the ▁Re ş adi ye ▁class ▁was ▁armed ▁with ▁a ▁main ▁battery ▁of ▁ten ▁▁ 4 5 - cal iber ▁guns ▁and ▁six teen ▁▁ 5 0 - cal iber ▁guns , ▁and ▁four ▁ ▁tor ped o ▁tub es . ▁The ▁ 1 3 . 5   in ▁guns ▁were ▁the ▁Mark ▁VI ▁type ▁manufact ured ▁by ▁Arm strong ▁Whit worth , ▁and ▁they ▁were ▁mounted ▁in ▁five ▁tw in ▁tur rets , ▁all ▁on ▁the ▁center line . ▁The ▁first ▁two ▁were ▁in ▁a ▁super f iring ▁pair ▁forward , ▁one ▁amid ships ▁directly ▁a ft ▁of ▁the