The file was probably compiled by Marie Belloc Lowndes, Susan Lowndes Marques and others: it has been listed as found and contains the following:
Letter in English to Louise Swanton Belloc [no date - 1830s?], from ?, saying that he is enclosing ‘a note (to add to your collection of autographs?)’;
Letter in French to Louise Swanton Belloc, 8 October 1835, from [?] Lucas de Montigny, concerning her health and his writings;
‘Harriet Beecher Stowe in a Paris Studio’: article from Christian Science Monitor January 1939, inscribed in pencil ‘Send to Mrs Belloc Lowndes’ - concerns a visit by H B S to J H Belloc’s studio, extracted from H B S’s ‘Sunny Memories of Foreign Lands’, 1854;
Letter from L[ouis] M Belloc to ‘Chère Mère’ [Louise Swanton Belloc], Paris 30 July 1854 [?];
‘Famille Swanton’: 1 page of notes in French in the hand of Louise Swanton Belloc on her family, including notes on her father, James Swanton, and a list of her siblings and their year of birth. No date, but possibly 1870s?;
Letter in French [to Louise Swanton Belloc?], 11 September (no year), from [Auguste Dutreux];
Letter in French from A de [?] Meurs to Mlle Belloc, Paris, 27 January 1890, headed ‘Chambre des Députés, thanking her for the ‘premier numéro de la Nouvelle Revue de Monsieur Stead’;
2 page typescript copy of p. 367 of vol 2 of ‘Memoirs of Miles Byrne, ed by his widow’, 1907, touching on Lt-Col Swanton, Captain Chassériau and Louise Swanton Belloc;
Photocopy of a letter to Pierre Artur, 8 March 1968, concerning the possibility of naming a road in Nantes after Jean Hilaire Belloc;
Letter from P E Artur, in French, to Lady Iddesleigh, concerning his research on Louise Swanton Belloc, 13 August 1970;
Letter to ‘Chère Bonne Tante’ from ? Belloc, 8 June (no year);
Obituary from the Independent for Susan Lowndes Marques, 25 February 1993, written by Paulo Lowndes Marques;
Also a small subfile of miscellaneous unidentified letters, in French, not all dated, but including 1847-97.