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Document number: 4132
Date: 01 Sep 1840
Recipient: TALBOT William Henry Fox
Collection: British Library, London, Manuscripts - Fox Talbot Collection
Collection number historic: LA40-67
Last updated: 6th January 2011

Lincoln’s Inn
1 September 1840

Dr Sir

On the other side we send you copy of Summons on Mr Stirlings <1> Patent, you will have the goodness to attend at the time appointed to explain your Invention to the Solr Genl

We are Yr obt
Poole & Carpmael

W H Fox Talbot Esqre


Her Majesty having Referred to me the Petition of James Stirling of Dundee Engineer and The Revd Robert Stirling D.D. of Galston Ayrshire praying Letters Patent for Certain Improvements in Air Engines.”

I therefore appoint ¼ past 11 oClock of the forenoon of Tuesday 8th day of September next at my Chambers Serjeants Inn to consider thereof Dated this 31st day of Augt 1840.

By Order of the Solicitor General
Thos John Hollands

W. H. F. Talbot Esqre
Lacock Abbey



1. Rev Dr Robert Stirling (1790-1878) of Galston, Ayrshire, designed an engine that recycled waste heat. His second patent, in 1840, was taken out jointly with his brother, James Stirling, a Dundee Engineer who employed a working engine in his factory. [See also Doc. No: 04124 and Doc. No: 04128].

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