In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Purdis Farm like this:
PURDIS, an extra-parochial farm in Woodbridge district, Suffolk; 4¼ miles S E of Ipswich.
Purdis Farm is now part of Suffolk Coastal district. Click here for graphs and data of how Suffolk Coastal has changed over two centuries. For statistics about Purdis Farm itself, go to Units and Statistics.
GB Historical GIS / University of Portsmouth, History of Purdis Farm in Suffolk Coastal | Map and description, A Vision of Britain through Time.
Date accessed: 30th March 2017
Click here for more detailed advice on finding places within A Vision of Britain through Time , and maybe some references to other places called " Purdis Farm ".