1. Lange M. Harriet Backer. Oslo: Gyldendal; 1995.
2. Kutzke H, Frøysaker T. Harriet Backer: the artist’s paint tubes in Uvdal stave church and her corresponding paintings. In: Krekel C, Townsend JH, Eyb-Green S, Pilz K, editors. Expr Sensib—art technol sources rise mod. London: Archetype Publications Ltd; 2018. p. 141–2.
3. Fortidsminneforeningen. Uvdal stavkirke; 2018.
https://www.fortidsminneforeningen.no/vare-eiendommer/uvdal-stavkirke
. Accessed 30 Aug 2018.
4. Fortidsminneforeningen. Harriet Backers malesaker; 2018.
https://www.fortidsminneforeningen.no/digitalt-museum/harriet-backers-malesaker
. Accessed 30 Aug 2018.
5. Rand JG. Improvement in the construction of vessels or apparatus for preserving paint; 1841.
https://patents.google.com/patent/US2252A/en?q=john&q=rand&oq=john+rand
. Accessed 3 Sept 2018.