Check out the web links below to find out more about both the church and the locality.
British History Online - provides a detailed history of the village of West Tarring, its economic growth through the centuries and the key buildings, including St Andrew's Church and the Archbishop's Palace.
Sussex Parish Churches - provides a detailed description of the church, with photographs.
Historic England - provides the formalised description of St Andrew's as a Grade II-listed building.
Gravestone Photographic Resource - contains an entry and some information on the church graveyard.
In Wikipedia, you can find entries for St Andrew's Church, the village of West Tarring, John Seldon (one of West Tarring's most famous inhabitants), the poet laureate Robert Southey (father-in-law of one of the 19th-century rectors and who has a window dedicated to him), St Richard of Chichester (who is supposed to have visited the village in the 13th century and who also has a window dedicated to him) and numerous links to other sources of information.
You can purchase from the church book stall short guides on both the church and the Old Palace.