Letters of Horace Walpole — Volume I

Autobiography, Letters and Literary Remains of Mrs. Piozzi (Thrale) (2nd ed.) (2 vols.) Edited with notes and Introductory Account of her life and writings

Horace Walpole and His World: Select Passages from His Letters

Letters Written During a Short Residence in Sweden, Norway, and Denmark

Letters of Horace Walpole — Volume II

Letters of the Right Honourable Lady M—y W—y M—e Written during Her Travels in Europe, Asia and Africa to Persons of Distinction, Men of Letters, &c. in Different Parts of Europe

Posthumous Works of the Author of A Vindication of the Rights of Woman

The Intimate Letters of Hester Piozzi and Penelope Pennington, 1788-1821

The Letters of Horace Walpole, Earl of Orford — Volume 1

The Letters of Horace Walpole, Earl of Orford — Volume 2

The Letters of Horace Walpole, Earl of Orford — Volume 3