Letters to Walter, Louise Rosenhain and others, August 1918-December 1919 Box 118 Unit ID: 884 Date: 1918-08/1919-12
Lilienthal's manuscript and articles also photographs, 1910-1911 Box 202 Unit ID: 1439 Date: 1910/1911
London: souvenirs; programmes; brochures; tickets, May 1910-August 1910 Box 214 Unit ID: 1520 Date: 1910-05/1910-08