The following text is from the original listed building designation:
TQ 96 SW TONGE CHURCH ROAD (east side)
2/175 Old Mill and Mill house
GV II
Water mill, now 2 houses. 1759. Timber framed and weather boarded on ground floor of chequered red and grey brick, with plain tiled roof. Three storeys (the upper 2, timber framed, leaning severely away from the road) and paired modillion eaves to hipped roof. Three wood casements and shuttered window opening to right on second floor. 4 glazing bar sashes and blocked loft door to right on first floor, and 5 glazing bar sashes on ground floor with boarded door to right and door of 6 raised and fielded panels to left with traceried rectangular fanlight. Plaque at centre of ground floor inscribed: R H 1759
Listing NGR: TQ9343863589

Description from record TQ 96 SW 1004:
Tonge Mill. Now a private house and small factory. Three storeys, one brick two weatherboard, tiled roof. Large mill pond but no sign of wheel. Plaque with 'RH 1759'. Steam mill and old bakery opposite with inscription 'TD 1837' and 'B & S 1864' (1).

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.

<1> Bennett, C. E., 1977, The watermills of Kent, east of the Medway (Article in serial). SWX7608.