Antiqua restaurata:

A concise historical account of the ancient druids, shewing their civil and religious governments, ceremonies, groves, derivations, and etymologies, categorically deduced; with biographical sketches. To which will be annexed, the animated speech of Caractacus, when sent captive to Rome. Also, the remains of druidical antiquity, in England, Ireland, Scotland, Wales, and France, illustrated with copious remarks, the whole drawn from sources of respectable information, and by permission inscribed to the united lodges in the most noble and venerable order of druids