Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-Upon Tyne, 2008 -2009 … 18 August 2025
Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-Upon Tyne, 1996 -1997 … 16 August 2025
Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-Upon Tyne, 1985 – 1991 … 22 July 2025
Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-Upon Tyne, 1908 – 1911 … 21 July 2025
Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-Upon Tyne, 1904 – 1907 … 29 June 2025