Royal Archives, Windsor Castle, Berkshire [with gracious permission of her majesty the queen]
Bodleian Library, Oxford
Royal Society of Arts, London
University of Wales, Aberystwyth
National Portrait Gallery, London
National Register of Archives, private collection
Yale University, Beinecke Rare Book and Manuscript Library
John Rylands University Library of Manchester
Pierpont Morgan Library, New York
Harvard University, Houghton Library
Harvard University
British Museum, London
J.
BoswellBoswell's Life of Johnson
: together with Journal of a tour to the Hebrides and Johnson's Diary of a journey into north Wales, ed. G. B.
Hill, rev. L. F.
Powell, 6 vols.
(1934–50); 2nd edn
(1964); repr.
(1971)