intermittently pursuing both the sale of the mill and also potential upgrades; meanwhile, production at the Ruthven Mill had ceased. In 1885, Thompson pursued the sale of the entire property including his mansion, but nothing came of this, possibly because he was ill. He died the following year, in 1886. Haldimand County historian Robert Bertram Nelles noted in 1905 that "[o]nly the site of Indiana or Dean's now remains.... Only the older residents of Haldimand remember anything about Indiana." Legacy In 2004 and 2006, archaeological investigations were carried out under the leadership of John Triggs of Wilfrid Laurier University in Waterloo, Ontario. Three house lots were excavated. David Thompson built an impressive Greek Revival mansion in the late 1840s, which is now the centrepiece of the Ruthven Park National Historic Site. The 10,000 square foot mansion is open to public tours year round. See also List of ghost towns in Ontario References Citations Bibliography Ghost towns in Ontario Communities in Haldimand County Grand River (Ontario)