Source of acquisition unknown.
The second of two boxes of correspondence shelved as Add.MS.c.72-73. Items 62-63 and 141 are addressed to W. H. Thompson's wife, Frances.
The Papers of William Hepworth Thompson, Add.Ms.b.115-119, and Add.Ms.c.72-73, 158-160, are described briefly and linked from the collection level record linked below.
Item 68 does not appear to belong to this collection. It is a letter from George Peacock to Andrew Amos, dated 14 Feb. [1850?] given by Sir Maurice Amos, 1927.