Caversham was part of the administrative county of Oxfordshire until 1911 and for administrative purposes formed an urban district.
It aims to collect, preserve and make available the records of the historic county of Oxfordshire.
It is near the corner between the counties of Oxfordshire, Berkshire and Buckinghamshire.
The plane was due to fly over the counties of Buckinghamshire, Oxfordshire and Northamptonshire.
The county of Oxfordshire was formed in the early years of the 10th century.
Langtree was an ancient hundred in the south-east of the county of Oxfordshire.
It is a regional museum covering the county of Oxfordshire.
Bullingdon is an ancient hundred in the south-east of the county of Oxfordshire.
In 1974 it came from Berkshire to the county of Oxfordshire.
They were landed gentry, chiefly in the counties of Berkshire and Oxfordshire.