Comprises correspondence mainly regarding 'The Ascent of Man' preview showing and television series, with some replies from Bronowski and others on his behalf.
"April 1973" section contains: correspondence from individuals at the BBC involved with 'The Ascent of Man', Lisa Jardine, Gerald Edelman (The Rockefeller University) and Wilton S Dillon (The Smithsonian Institution) about the launch of 'The Ascent of Man' and regrets that Bronowski could not be present due to illness. Also includes: a card for Bronowski signed by people at the launch at the Royal Society (26 Apr 1973), a copy of Bronowski's reply to Wilton Dillon, and a list of suggested invitations for the V.I.P. showing of 'The Ascent of Man' at the Royal Society.
"May 1973" section contains: correspondence with individuals at the BBC involved with 'The Ascent of Man' on Bronowski's illness, sending press cuttings and reaction to the preview; correspondence with others on Bronowski's illness, congratulations on 'The Ascent of Man', responses to seeing the preview showing at the Royal Society and the press reaction; correspondence sent to the BBC in response to 'The Ascent of Man' being shown on television forwarded by Jane Callander (BBC), with replies from Jane Callander and some from Bronowski; a letter asking Bronowski to write an article on 'The Ascent of Man' for 'Echos de Grande-Bretagne' weekly magazine for the British Embassy in Paris, with a reply from Alan Sleath (BBC); correspondence (in response to an article by Bronowski in the Radio Times about his early life in London) about the Central Foundation School (which Bronowski attended in Shoreditch, London), inviting Bronowski to play postal chess, and with Margaret Dorrell on her husband, Bill's, death and finding Bronowski's letters to him; a thank you letter from Bronowski to Alan Sleath (BBC) on the successful launch of 'The Ascent of Man'; letters from Virginia White and Ann Kaplan on seeing extracts from 'The Ascent of Man' at the Copernicus conference in Washington D C; correspondence with Ron Bevan on 'The Ascent of Man' and arranging to meet, and with Gordon Glover on 'The Ascent of Man' and memories of their friendship in Cambridgeshire and Mallorca.
"June 1973" section contains: correspondence with Graham Spiers (BBC) on press reaction to the launch of 'The Ascent of Man'; a letter from Adrienne (?) mainly on 'The Ascent of Man' with a reply from Bronowski and Rita; letters from the general public in response to 'The Ascent of Man' being shown on BBC television including on ideas on hierarchy of thought, Easter Island and Bronowski's reference to three wise men, with replies; a letter from Vincent Tovell (executive producer at the Canadian Broadcasting Corporation) on 'The Ascent of Man' being shown in Canada; a letter from Federick Sleight (Palm Springs Desert Museum) on wanting to show the series at the Museum, with a reply from Bronowski; a letter from Eirlys Roberts on seeing programmes 1 and 2 and reading an article based on a programme in 'The Listener' (BBC magazine), with a reply; letters from Audrey Nicholson, Diana Cussons, Allison Walker-Morecroft and Nick Jardine with personal and family news and on 'The Ascent of Man', with replies; a letter from Dick Gilling forwarding a letter and circular periodic table from a viewer (letter enclosed) with a reply from Sylvia Fitzgerald; a letter from Robert Mayne (Arizona State University) on Motion sickness; correspondence with Mrs K Haigh-Loney on 'The Ascent of Man' and her husband (Richard H Loney) having known Bronowski when he was a librarian in Whitechapel; and a letter from E W Crew sending a copy of his letter in 'Nature' on 'Solar Electrical Discharges' (enclosed), with a reply.
"July 1973" section contains: correspondence with the general public (forwarded by Jane Callander at the BBC) in response to 'The Ascent of Man' on subjects including poetry in 'The Grain in the Stone' (programme 3), the industrial revolution, campanology (the study of bells), requesting an autograph, the sun's light, laws of human nature and conduct, remembering the 'Brains Trust' BBC radio programme, early use of the dome in buildings, and ethics in science; correspondence with Lloyd Jones and Dr Eric Chamberlain (both worked with Bronowski at the National Coal Board) on 'The Ascent of Man', personal and family news and the coal industry; a letter on family news and Bronowski being ill from Mary (?); correspondence with E W Crew on his and Dr Bruce's electrical discharge theory; and a letter from Mrs J R Buttle on her ancestor (William Lithgow) being Scottish not English, as was stated in 'The Ascent of Man'.