Whitman's Lincoln Elegy, Alexander Gardner's Antietam & Lincoln Galleries. Walt Whitman & Alexander Gardner were not only joined by their friendship but, as well, by their love and work for and about the 16th President of the United States. Whitman wrote the great elegy the will be forever associated with the assassination and loss of President Lincoln. Whitman wrote the great elegy the will be forever associated with the assassination and loss of...