- Still Though the One I Sing
- St. Louis Memoranda
- Straw-Color'd and other Psyches
- Stronger Lessons
- Summer of 1864
- Summer Sights and Indolences
- Sunday with the Insane
- Sundown Lights
- Sundown Perfume—Quail-Notes—the Hermit Thrush
- Swallows on the River
- Tears by Roy Harris
- Thanks in Old Age
- That Music Always Round Me
- The Armies Returning
- The Artilleryman's Vision
- The Base of All Metaphysics
- The Blue Everywhere
- The Boston of To-Day
- The Bravest Soldiers
- The Calming Thought of All