It is reassessing its own documents and is in the process of publishing a new edition of van Gogh's letters, with more accurate transcriptions.
Larkin's British publisher skipped the usual 20-year minimum interval and issued an edition of his letters in 1992, which has now been published here.
Its occasion is the publication of a new edition of his letters, of which nearly 900 survive, running to a total of 2,000 pages.
A collected edition of Rowse's many letters has yet to be undertaken.
Lord Brabourne edited the first edition of Jane Austen's letters, published in 1884.
(Much has already appeared in Maxwell's 1982 edition of Warner's letters.)
The story is well documented in the 1989 edition of their letters, starting in 1918.
When he died, he was working on a critical edition of Dante's letters that was published posthumously.
In 1884, it was used as an illustration in a collected edition of her letters.
Manning Clark House is also planning to publish an edition of Clark's letters.