Bainbridge, Hawes, Askrigg (including saw mill) and Reeth Electric Light Co. histories. Photocopied documents, notes on Gilkes turbines.

Assorted brief 'aide memoire' and more detailed notes on a variety of milling matters including: notes taken from books/papers and maps (e.g. 'Dynamics of Windmills' - J.A. Griffiths, the 'English Encyclopedia', 1802, Merian's 'View of London', 1638 and 'The Miller, 1900 and 1916); lists of milling journals, articles, reports and academic papers (including electricity generation); more detailed notes and drawings on the mills listed at 'Place access points' below; a June 1926 typed packing and kit list for a trip to Suffolk and expenses incurred; mileage and logbooks for a trip in June 1928 and again for Wailes' Easter trip to Anglesey in 1929; notes taken from a visit to the Sussex Archives Collection including an account of the relocation of an entire Brighton windmill in 1797; a list of Lancashire mills in working order; and an anecdote about an interaction between a miller and the King of Prussia.

A repurposed pocket diary for October 1933 measuring 6.5 cm x 9 cm containing notes on the mills listed at 'Place access points' below. These include more detailed notes about: the toll board and exterior cleats at Llanddeusant, Anglesey; some drawings under the heading, 'Windmills for the Generation of Electricity, Institute for Research in Agricultural Engineering, University of Oxford'; a reference to 'Parsonage Mill' at Eastbourne 'painted by Hine'; a reference to a book of photos of Eastbourne town hall showing mills in the 1870s and referencing, 'E.L.B. 50 years ago'.

Report and drawing relating to a wind-powered electricity generator.

Material or pumping mills and aeronautic designs.

Copies of letters patent:

• United States of America, No. 1,534,026, 21 April 1925, "Charging Secondary Batteries".
• France, No's 33830, 33831, 33832, 12 Dec 1924, "Improvements in or relating to charging secondary batteries; Improvements in or relating to windmills; Means for regulating the speed of windmotors".
• Denmark, No. 33,644, 29 August 1924, "Improvements in Wind Mills".
• Union of South Africa, No. 1220/22, 29 December 1922, "Improvements in or relating to Wind Mills".
• Italy, No's 54/639, 215,708, 11 December 1922, "Improvements relating to Wind Mills".
• Great Britain, No. 194,805, 20 December 1921, "Improvements in or relating to Wind Mills".
• Great Britain, No. 201,950, 16 February 1922, "Improvements in or relating to Charging Secondary Batteries".
• United States of America, No. 1,403,069, 10 January 1922, "Means for Regulating the Speed of Wind Motors".
• Australian Commonwealth, No. 3588/21, 16 September 1921, "Improvements in or relating to Means for Regulating the Speed of Windmotors".
• India, No. 7431/21, 15 September 1921, "Improvements in or relating to Means for Regulating the Speed of Windmotors".
• Great Britain, No. 165542, 31 March 1920, "Means for regulating the speed of wind motors".

Mostly with J Guichard, also with A D van Buuren, the editor of "Engineering" and Rex Wailes.

Correspondence with British Council re. the translation of two articles by ELB into Chinese.

Correspondence with the Society for the Protection of Ancient Buildings and J Danek re. purchasing watermills and converting them to generate electricity.

"List of Sussex windmill negatives of Mr. E. Lancaster Burne's from which prints have been taken," prepared by A W Tiffin and H E S Simmons. Letter from Donald Muggeridge and letters from Tiffin re. a file of windmill notes of Burne's lent to Muggeridge.

Correspondence with C A Cameron Brown of the British Elecrical and Allied Industries Research Association re. rural electrification.

Report by J Guichard, "Notes upon M. Guichard's Report of 27.xii.42" by ELB, "Report upon the use of Windpower" by ELB.