Thurso, a seaport in Caithness, at the mouth of the Thurso River, 21 m. NW. of Wick; does a brisk trade in agricultural produce, cattle, and paving stones.
Population (circa 1900) given as 4,000.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Thursday Island * Thyrsus