Correspondence and notes concerning research visits by members of the LEO team to other computers at Elliot (sic, Elliott), Ferranti and English Electric.
Comprises:

• 170. Internal Lyons memo from John Gosden to T.R. Thompson regarding arranging visits to Elliot (sic, Elliott), Ferranti and English Electric, dated 20th June 1956. [Duplicate not scanned];
• 171. Internal Lyons memo from John Gosden to David Caminer and Mr Mills dated 21st June 1956, confirming arrangements for their visit to Elliot (sic, Elliott) Bros on 27th June 1956;
• 172. Internal Lyons memo from John Gosden to David Caminer and Mr Mills dated 26th June 1956, confirming date for their visit to Ferranti to see the Pegasus computer as 10th July 1956;
• 173. Internal Lyons memo from F.C. Blight to David Caminer, Mr Mills and Mr Reid dated 27th June 1956, confirming transport arrangements for their visit to Ferranti on 10th July 1956. David Caminer has annotated this 'Ask Mr Barnes if he'd like to join us';
• 174. Internal Lyons memo from David Caminer to Tony Barnes dated 29th June 1956 confirming their visit to Ferranti on 10th July 1956; 
• 175. File copy letter from David Caminer to N.D. Hill (Computing Division, Elliot (sic, Elliott) Bros) thanking him and his colleagues for their hospitality during the visit on 27th June 1956;
• 176. List of Questions to Elliots (sic, Elliott) dated 2nd July 1956 drawn up by David Caminer in advance of their visit. [Duplicates not scanned];
• 177-181. Internal Lyons memo from John Pinkerton to T.R. Thompson enclosing his notes on the visit to Elliot (sic, Elliott) Bros at Boreham Wood on 27th June 1956, dated 9th July 1956;
• 182. Internal Lyons memo from David Caminer to senior members of the LEO team and programmers dated 16th July 1956, enclosing and summarising John Gosden's report on their visit to Ferranti to see the Pegasus machine on 10th July 1956. [Members of staff have initialled at the end of the memo, presumably to confirm they have read it];
• 183-186. John Gosden's report, Visit to the Ferranti Pegasus Computer;
• 187-189. Notes re visit to Elliots (sic, Elliott) on July 23rd 1956.

Provenance :
From David Caminer's papers.