The Britannia (1844). "Obituary J C Loudon, Esq., F.L.S."Annals and Magazine of Natural History. 13: 78–80. Archived from the original on 2 March 2016. Retrieved 19 January 2016.
"Barnbarroch House". Ruination Scotland. 29 August 2015. Archived from the original on 28 September 2021. Retrieved 30 September 2021.
web.archive.org
The Britannia (1844). "Obituary J C Loudon, Esq., F.L.S."Annals and Magazine of Natural History. 13: 78–80. Archived from the original on 2 March 2016. Retrieved 19 January 2016.
"Barnbarroch House". Ruination Scotland. 29 August 2015. Archived from the original on 28 September 2021. Retrieved 30 September 2021.