Blue ring-bound notebook. Contains correspondence, negatives of horse gear and winding drum, transcriptions, sketches and notes on windmills and various antiquary interests.

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.

Laser copies of photographs of Essex windmills taken in 1961 and 1962.

Nicholl's foolscap notebook containing:
(1) 56 double-sided pages of dated notes, drawings, and measurements of the wind and watermills listed at "Place access points below".
(2) A newspaper clipping from the mid 1980s reporting on Millwrights International Limited's work on the restoration and removal of Chiseldon tower mill to Windmill Hill Business Centre, Swindon.
(3) A photocopied newspaper clipping from [the Telegraph] reporting on the restoration of Mapledurham Watermill, also referencing Nicholl's concern about the future of milling machinery at Rhydlydan Watermill, Wales.
(3) Further notes, contacts, addresses and potential suppliers of materials are listed on the last 6 pages of the notebook.

(1) 14-page report on South Ockendon Smock Mill to Associated Portland Cement Manufacturers Limited (APCM), prepared by Nicholls for Jameson Marshall Limited in November 1976. The report covers the mill's history, condition, proposed works for its repair and an estimate of costs (£69,980). Suggestions are made regarding the mill's ongoing upkeep after restoration and queries whether it should be handed over to Essex County Council, "one of the most advanced counties in respect of conservation of mills".
(2) Covering letter for the report from Nicholls to APCM (10 November 1976).
(3) Letter from Nicholls to Monica Dance (SPAB) requesting a letter of support for the restoration project be sent to the board of APCM.
(4) Revised costs for immediate essential works to safeguard structure and a reduced schedule and specification for the main repairs (13 June 1977).
(5) Copy letter from the County Planner, Essex County Council to the Historic Building Council referencing a reduced specification and estimate for the repair work (£46,000) and soliciting support for grant aid under the Historic Buildings and Ancient Monuments Act 1953 (20 June 1977).

Bundle of research notes on:

• a draft address/paper relating to the Newcomen Society and the emergence of the term, 'Industrial Archaeology' (pre 1970);
• Thaxted Mill (30 November 1964);
• Broxted Mill (24 July 1938);
• an unidentified author's 'list of Post Mills In Essex that I know' addressed to 'Mr Wailes';
• brief typed notes on mills at South Ockenden, Stock and Southminster (undated);
• 8 pages of notes taken from the 'Historic Monuments Commission of the Province of Quebec' (Proulx, 1928) and from the 'Legal Archives of Quebec'. The focus is on historic 'Banal' and 'Seignorial' mills of Canada, including those listed at 'Place access points' below as well as notes about several unindexed mills (a 'First known mill on the Island of Orleans', 'Windmill [or Banal Mill] Saint Famille','The Mill Pointe aux Trembles', 'Fleming Mill, Ville La Salle', 'The Banal Mill, Vinceloth Signeur, Cap Saint Ignace', 'The Banal Mill, Grondines', 'old windmills at Fort Erie, Niagara and Windmill Point, Prescott' and the 'Old Windmill Sandwich'. An unidentified mill at 'Saint Plerve' is also noted;
• a brief note on the depiction of mills in art, 'This is not place to illustrate derelicts but mills when in their glory...' (undated);
• labels for plates in a paper or book, most of the items depicted being described as, 'in the possession of the author', for example, 'Puzzle jug inscribed, 'The Miller, the house & the mill but where is the Donkey'.