Researchers interested in the history of the legal systems of continental Europe may well find that the Bodleian History Reading Rooms, the Sackler and the Taylorian Libraries as well as the Bodleian Closed Stacks have more material than the Law Bod.
SOLO searches will locate the available resources wherever they happen to be!
Some top level subject searches to help you find overviews & introductions in SOLO
Law Europe History
Law -- Europe -- Roman influences -- History
Roman law -- reception -- Europe
Justice, Administration of -- Europe -- History
Overviews in the Law Bod