Autograph letter signed; "H Vaihinger," to a "Sehr geehrter Herr," January 6, 1897.
-. 4 pages, on a bifolium of printed stationery, approx. 5-1/2 X 8-1/2 in. Hans Vaihinger (1852-1933), Philosopher, author of "Die Philosophie des 'Als Ob'", editor of "Kant-Studien." Letter to a publisher. More