In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Wambrook like this:
WAMBROOK, a parish in the district of Chard and county of Dorset; 2¼ miles WSW of Chard r. station. It has a post-office under Chard. Acres, 1,857. Real property, returned with Chardstock. Pop., 286. Houses, 49. The living is a rectory in the diocese of Salisbury. Value, £262.* Patron, the Rev. H. H. A. Smith.
A Vision of Britain through Time includes a large library of local statistics for administrative units. For the best overall sense of how the area containing Wambrook has changed, please see our redistricted information for the modern district of South Somerset. More detailed statistical data are available under Units and statistics, which includes both administrative units covering Wambrook and units named after it.
GB Historical GIS / University of Portsmouth, History of Wambrook, in South Somerset and Dorset | Map and description, A Vision of Britain through Time.
Date accessed: 25th June 2016
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Wambrook".