Saatkamp, Herman J., Jr.

• Interpretations of Poetry and Religion
• Letters of George Santayana, 1910-1920
• Letters of George Santayana, 1910-1920 Bk. 2, Vol. V
• Letters of George Santayana, 1921 1927 Vol. V, Bk. 3
• Letters of George Santayana, 1933-1936
• Letters of George Santayana, 1937-1940
• Letters of George Santayana, 1941-1947
• Letters of George Santayana, [1868]-1909
• Letters of George Santayanae, 1933-1936