Ancestry adds Dorset, England, Tithe Apportion and Maps, 1835-1850

Lost in the bonanza of documents posted last Thursday by Ancestry, most with a few hundred records, was Dorset, England, Tithe Apportion and Maps, 1835-1850 with 178,292 records.
Search them, they are indexed, for the names of Dorset land owners and occupiers, as well as a brief description of the land. They’re particularly valuable because they can show you exactly where an ancestor lived.