1852. Major Joseph Pratt, J.P. From England to Melbourne. Storekeeper and Auctioneer.
1886. MCC BR: Nathan Hood to build house for J.M. Pratt. Architect: T.J. Crouch.
1887. Name mentioned: Joseph M. Pratt, later Hon. M.L.C.
1918-22. Name mentioned: Mrs. K.A. Pratt.
1922 onwards - apartments 'Thornbury Flats'.
1976. Mansion sold.
1981. Mansion sold.