Notes on Essex watermills. Also refers to the following mills: Millstones, Aldham; Basildon Watermill, Basildon; Various mills, Bromley; Oil mill, Lexton; Ruffles Mill, Margaret Roothing; Tide mill, Milton; Sexden Mill, Colchester; Shonks Mill, Stapleford Tawney; Tidal mill, Thorington.

A repurposed Lett's diary for 1936 measuring 7.5 cm x 11.5 cm, containing measurements, notes, calculations and drawings on a variety of engineering and milling matters including the mills listed at 'Place access points' below.

Reference is made to a number of sea or tide meals including unidentified ones at Denham, Wadebridge and St Austell, Cornwall and also to 'Butshead Tide Mill' [Budshead?] at St Budeaux. There are also 8 pages of notes under the headings 'Beech' and 'Stock' detailing the equipment/set-up within two unidentified mills. A further unidentified mill mentioned is 'Little Bentley Mill'.

Further notes on tide mills record that, 'porpoises came up at Barrow Hill Tide Mill, Abridge [Heybridge?], Maldon Essex'. A record is also made of '7 Tide Mills on North coast of Norfolk in the Burnhams'.