serviceyears branch commands death_date death_place birth_place allegiance battles birth_date rank image article_title name
1850 & ndash ; 1897 us naval jack 30 stars.svg 23px united states navy baron dekalb 1861 2 sabine 1855 2 white squadron 16 september 1907 ogunquit , maine , u.s. hillsborough , new hampshire , u.s. united states united states of america 1847 23px american civil war 20 march 1835 border john grimes walker.jpg john grimes walker
 john grimes walker
john grimes walker

john grimes walker -lrb- 20 march 1835 -- 16 september 1907 -rrb- was an admiral in the united states navy who served during the civil war .
after the war , he served as chief of the bureau of navigation , head of the lighthouse board , and commander-in-chief of the squadron of evolution and of the north atlantic squadron .
in retirement , he led commissions to investigate the construction of a central american canal connecting the atlantic and pacific oceans .
