Reference numberJS/1/6v
Previous numbersI.6V
TitleImprovements proposed on the sail of a windmill
DescriptionImprovements proposed on the sails of a windmill so as to answer the inequalities of the power of the wind.
MS. memorandum and plan of shuttered sail, 1:24. Ink. [1772]
Inscr: (F) This plan was sent to Mr Smeaton 17 March 1772 for his opinion. It was a scheme of Mr. Andrew Miekles. It is very similar to Wm. Cubitt's Patent 9 May 1807 [No. 3041] Copied from Mr Smeaton's Letters received, 12, page 35. Excl. J.F.

l.s. [Original plan of shuttered sail]
1:24. Ink wash. [1772]
Extent1 sheet
Physical descriptionInk wash on paper
Access statusOpen
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