| Date Note | Source: Die Miineralien, photogravure 3 (1940) |
| Description | Black and white photograph, captioned "37. The Val Giuf from a point by the 'Sommerweg' some distance below the alp-huts of Milez. From left to right:- The Giuf Stöckli, Giuf Lücke, P.3073, the Roter Wichel, Piz Giuf. A telephoto." Taken by Frederick Noel Ashcroft, [1934]. |
| Publication Note | Published in Niggli, P, et al 'Die Mineralien der Schweizeralpen', Basel: B Wepf (1940), photogravure 3; published in Holmes, A, 'Principles of Physical Geology'. London: Thomas Nelson & Sons Ltd (1944), plate 51 |