Rheinwaldgletscher, von der Hütte der Bergamasker, Hirten; Rheinwaldgletscher; Aquatinta, koloriert; Aquarell
<bdi><a href="https://en.wikipedia.org/wiki/en:Johann_Ludwig_Bleuler" class="extiw" title="w:en:Johann Ludwig Bleuler"><span title="Swiss artist (1792-1850)">Johann Ludwig Bleuler</span></a>
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<a rel="nofollow" class="external text" href="http://www.helveticarchives.ch/detail.aspx?ID=477419">helveticarchives.ch</a>; Swiss National Library, Prints and Drawings Department