▁revol ving ▁tur ret ▁first ▁introduced ▁on ▁the ▁Civil ▁War ▁ship ▁USS ▁Mon itor , ▁and ▁many ▁other ▁invent ions . ▁ ▁Charles ▁Henry ▁Tom p kins ▁( 1 8 3 0 – 1 9 1 5 ), ▁bre vet ▁Brig ad ier ▁General ▁of ▁the ▁U . S . ▁Army ▁during ▁the ▁American ▁Civil ▁War . ▁Re cip ient ▁of ▁the ▁Medal ▁of ▁Honor . ▁Later ▁served ▁as ▁Ass istant ▁Qu arter master ▁General . ▁ ▁James ▁True ▁( 1 8 8 0 – 1 9 4 6 ) ▁Washington ▁DC ▁journalist . ▁ ▁James ▁No ble ▁T yn er ▁( 1 8 2 6 – 1 9 0 4 ), ▁Represent ative ▁from ▁Indiana , ▁Post master ▁General ▁under ▁President ▁U ly ss es ▁S . ▁Grant ▁ ▁U ▁▁ ▁Henry ▁Ul ke ▁( 1 8 2 1 – 1 9 1 0 ), ▁portrait ▁painter , ▁photograph er , ▁ent ym ologist ; ▁painted ▁more ▁than ▁ 1 0 0 ▁port ra its ▁of ▁high ▁government ▁officials ▁ ▁Ab el ▁P . ▁U ps h ur ▁( 1 7 9 0 – 1 8 4 4 ), ▁Secretary ▁of ▁State ▁and ▁Secretary ▁of ▁the ▁Navy ▁under ▁President ▁John ▁Ty ler ; ▁originally ▁buried ▁at ▁the ▁Cong r essional ▁C emetery ▁ ▁W ▁▁ ▁Robert ▁J . ▁Walker ▁( 1 8 0 1 – 1 8 6 9 ), ▁Secretary ▁of ▁the ▁Tre as ury , ▁Senator ▁from ▁Mississippi ▁ ▁George ▁Cor bin ▁Washington ▁( 1 7 8 9 – 1