‘I know not what name to give it, not my new baby, but my new poem. Shall it be ‘Gabrielle,’ or ‘Celestine,’ or Evangeline’?’ This is Henry Wadsworth Longfellow, once the country’s most popular poet, mulling over, in his diary, what name to give a work that would become one of his most famous. Longfellow, born 210 years ago today, kept a diary for most of his life, and though the entries are