1. Sketch of Mountain Area with Road System Collection: Images from the Rare Book and Manuscript Collections Format: Image
4. What Can and What Going To Be Done Practically Collection: Images from the Rare Book and Manuscript Collections Date: 1939 Format: Image
5. On the Stream of Movements, Road System and Settlements Collection: Images from the Rare Book and Manuscript Collections Location: Museum of Modern Art in New York Date: 1942 Format: Image
6. Der Widerspenstigen Zaehmung Collection: Images from the Rare Book and Manuscript Collections Location: St. Gallen Date: 1955-1956 Format: Image
