Collections of the Parliamentary Archives
"The archives of Parliament are a rich and exciting resource for exploring local, national and international history from the fifteenth century to the present day. The collections also provide an unparalleled window into Parliament itself, including its architecture, administration and functions. We have five major collecting areas:
1.Commons and Lords
2.Palace of Westminster
3.Societies and Staff
4.Private Papers
5.UK Parliament Web Archive"
Source: (archives.parliament.uk/our-collections)