Could you recommend a poet from one of the early American clics that uses a wide range of styles?

HOW EARLY/ THERE ARE LOTS,BUT TRY THIS LADY...Louise Imogen Guiney 1861-1920...The Knight Errant-Borderlands-The Wild Ride or this dude..the great Ezra Pound...The River Merchant's Wife:a Letter...Night Litany...Ancient Music or Wallace Stevens 1879-1955...Dissolutionment at Ten O'Clock...Domination of Black....Thirteen Ways of Looking at a Blackbird