Ice perspective of grindelianorum; View from Grundelwald before Wetterhorn; M鋞tenberg and Eiger with Grindelwald glacier; Fig. 1-2 (Iter 7); to p. 470; Meyerus; Topiarius; 1723; Johann Jakob Scheuchzer: Ouresiphoites Helveticus; sive; itinera per Helvetiae alpinas regiones facta annis MDCCII; MDCIII; MDCCIV; MDCCV; MDCCVI; MDCCVII; MDCCIX; MDCCX; MDCCXI (...). Lugduni Batavorum [Leiden]: typis ac sumptibus Petri van der Aa; MDCCXXIII [1723]