https://www.adelsvapen.com/genealogi/Dardel_nr_2217#TAB_9
https://www.adelsvapen.com/genealogi/Silfverschi%C3%B6ld_nr_283
https://imsvintagephotos.com/ttis48politiker20001372781633
https://gw.geneanet.org/jybarbier?lang=en&pz=sandie+anne&nz=barbier&ocz=0&p=lucie+augusta&n=von+dardel
https://www.myheritage.se/pedigree-tree-227726211-1520430/harris#:
https://digitaltmuseum.se/021016384010/portratt-av-georges-albert-von-dardel-kapten-vid-svea-livgarde-i-1-se-aven
https://www.raoul-wallenberg.eu/category/articles/page/11/
http://www.raoul-wallenberg.eu/researcher/dardel/
https://forum.genealogi.se/index.php?topic=65378.msg932112#msg932112
https://www.bing.com/search?q=August%20Cervin+%2bsite:runeberg.org/spg
http://www.wermlandsbilder.se/Arkiv01/visasamlingfil.php?id=15415&aid=26
https://sok.riksarkivet.se/SBL/Presentation.aspx?id=15059
http://runeberg.org/spg/25-2/0270.html
