If you need older materials for a research check or for writing your law review article, try the following:
Full text access to 18th Century books in the fields of history, literature, religion, law, fine arts, science, and more.
Provides full-text primary and secondary sources for legal and government information. Collections include scholarly journals, judicial and Congressional publications, and legal reference materials, with a substantial focus on historical resources.
A searchable full-text database of early primary government documents and legal literature.
Provides digital images on every page of legal treatises on U.S. and British law published from 1800 through 1926.
Digital archive of the published records of the American colonies, documents published by state constitutional conventions, state codes, city charters, law dictionaries, digests and more.
Describes the courtroom dramas that rocked society in America, the British Empire and the world through unofficially published accounts of trials; official trial documents, briefs and arguments; and official records of legislative proceedings, administrative proceedings and arbitrations. Collections include not only published trial transcripts, but also popular printed accounts of sensational trials for murder, adultery and other scandalous crimes.
Digital archives of early U.S. Supreme Court records and briefs.
Ohio only
Besides Googling, try looking at the following to find archives on an event, person, etc.
How to: