Hubbard, Elbert. Little Journeys to the homes of Great Philosophers, 11 books with Roycrofter case. East Aurora, New York: The Roycrofters, 1904. First Edition.
11 of the 12 first issues of this series, with the Roycrofter folding case. The series was later printed in book form. These are all in the printed wrappers. 6 x 8 inches, about 30 pp. each. The case opens at center and has a label on the spine, "Great Philosophers | Hubbard." Very good. Paperback. 
Socrates, Seneca, Marcus Aurelius, Spinoza, Swedenborg, Immanuel Kant, Auguste Comte, Ingersoll, Voltaire, Spencer, Schopenhauer. Lacks Aristotle.