Oxfordshire Past - The Victoria County History of Oxfordshire explains its work: volumes already published and in progress, including online text. - http://www.oxfordshirepast.net/
Ewelme - A book written by M. Prister-Crutwell in mid-20th century about the village. Its past and present, its people and its history. - http://www.fordsfarm.co.uk/History-of-Ewelme.html
Oxfordshire Architectural and Historical Society - Formed in 1839 and concerned with local archaeology, architecture and history. Lectures, excursions. Publishes the annual Oxoniensia: database with contents list of recent volumes. - http://www.oahs.org.uk/