▁designed ▁to ▁provide ▁a ▁range ▁of ▁ ▁at ▁. ▁▁ ▁The ▁ship ▁was ▁armed ▁with ▁a ▁main ▁battery ▁of ▁two ▁/ 4 0 ▁cal iber ▁guns , ▁either ▁Mark ▁ 3 ▁or ▁Mark ▁ 4 , ▁in ▁a ▁Mark ▁ 4 ▁tur ret . ▁The ▁secondary ▁battery ▁consisted ▁of ▁four ▁/ 5 0 ▁cal iber ▁Mark ▁ 7 ▁guns ▁along ▁with ▁three ▁ 6 - p ound er ▁ ▁guns . ▁The ▁main ▁bel t ▁arm or ▁was ▁ ▁in ▁the ▁middle ▁tap ering ▁to ▁ ▁at ▁the ▁ends . ▁The ▁gun ▁tur rets ▁were ▁between ▁, ▁with ▁ ▁bar b ettes . ▁Nev ada ▁also ▁had ▁a ▁ ▁deck . ▁ ▁Service ▁history ▁ ▁On ▁ 2 ▁March ▁ 1 9 0 9 , ▁the ▁monitor ▁was ▁renamed ▁Ton op ah ▁to ▁allow ▁Batt les hip ▁Number ▁ 3 6 ▁to ▁be ▁named ▁Nev ada . ▁Ass igned ▁to ▁the ▁Atlantic ▁Fle et ' s ▁sub marine ▁force ▁as ▁a ▁tender , ▁Ton op ah ▁operated ▁along ▁the ▁east ▁coast ▁from ▁Massachusetts ▁to ▁Key ▁West ▁until ▁January ▁ 1 9 1 8 . ▁Then ▁briefly ▁assigned ▁to ▁B erm uda , ▁she ▁was ▁ordered ▁to ▁Pont a ▁Del g ada , ▁São ▁Miguel ▁Island , ▁Az ores ▁in ▁February . ▁Between ▁then ▁and ▁December ▁she ▁t ended ▁the ▁sub mar ines ▁, ▁, ▁, ▁, ▁and ▁ ▁and ▁sub marine ▁ch as ers ▁operating ▁in ▁the ▁strateg ic ▁area ▁of ▁the ▁Az ores . ▁▁ ▁In ▁December , ▁she ▁was ▁to wed