The book ""Ancient Laws of Ireland V4: And Certain Other Selected Brehon Law Tracts (1879)"" is a comprehensive collection of ancient laws and tracts from Ireland. The book is authored by John O'Donovan, an Irish linguist, historian, and scholar who was renowned for his work in translating ancient Irish texts. The book is part of a series of volumes that O'Donovan compiled and published, which aimed to preserve and document the ancient laws and customs...