As a legal deposit library the Bodleian has an excellent collection of departmental publications. Early material may not be catalogued or may be difficult to find. Please contact official.papers@bodleian.ox.ac.uk for assistance. Material not formally published such as the working papers of a committee will be the remit of the National Archives
In the first instance search SOLO
Other useful catalogues:
Administrative history:
'National Digital Archive of Datasets' (an archived site) provides a detailed administrative description