Map, 1818 David Buchan (courtesy, Hydrographic Office London). Top images from left to right: Axel Goes 1861 (private collection), Carl Müller & Sohn 1928, (courtesy, Norsk Polarinstitutt), Lyngaas 1939, (courtesy Norsk Polarinstitutt), Erling J. Nødtvedt 1960, (courtesy, Svalbard Museum). Middle images: Nils Strindberg 1896, (courtesy, Grenna Museum) and Tyrone Martinsson view from 2012. Bottom photographs: Herbert C. Chermside 1872 (courtesy, Grenna Museum), Carl Müller & Sohn ca 1927, (courtesy, Andreas Hoenhe) and French unknown photographer ca. 1934 (courtesy, Bruno Tartarin, Paris).

Top left: 1861 lithograph after photographs by Axel Goёs published in Karl Chydenius, 1865, Svenska Expeditionen till Spetsbergen år 1861 under ledning af Otto Torell, Stockholm. Center: Herbert C. Chermside 1873, (courtesy, Grenna Museum). Right: Henri de Bourbon with Fleur de Lys, photographer unknown 1891, (courtesy, National Archive UK). Middle left: Anders Beer Wilse 1928, (courtesy, Norsk Folkemuseum). Center: French unknown photographer ca. 1934 (courtesy, Bruno Tartarin, Paris). Left: Erling J. Nødtvedt 1960, (courtesy, Svalbard Museum). Bottom right: Susan Barr 1979. Center: Anders Larsson 1999. Bottom right: Tyrone Martinsson 2012 from Gravneset, trim-lines left by the glaciers are clearly visible on the mountain slopes.