Pl C 1/373 | 25 February 1722 | Letter from John Cossen, Wimpole, to Edward Harley, Lord Harley [later 2nd Earl of Oxford], Dover... |
Pl C 1/516 | 29 September 1726 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 29... |
Pl C 1/519 | 23 October 1726 | Letter [from John Cossen], Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London... |
Pl C 1/525 | 8 January 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 8... |
Pl C 1/526 | 10 January 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 10... |
Pl C 1/528 | 12 January 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 12... |
Pl C 1/532 | 24 January 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 24... |
Pl C 1/560 | 4 April 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Down Hall, Essex; 4 Apr... |
Pl C 1/568 | 11 June 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 11... |
Pl C 1/573 | 25 June 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 25... |
Pl C 1/576 | 2 July 1727 | Letter from John Cossen, Wimpole [to Edward Harley, 2nd Earl of Oxford]; 2 Jul. 1727 |
Pl C 1/579 | 11 July 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 11... |
Pl C 1/580 | 30 July 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 30... |
Pl C 1/587 | 5 October 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 5... |
Pl C 1/602 | 26 November 1727 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 26... |
Pl C 1/636 | 23 March 1729 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 23... |
Pl C 1/656 | 1 June 1729 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 1... |
Pl C 1/707 | 11 May 1731 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 11... |
Pl C 1/727 | 31 August 1732 | Letter from John Cossen, Wimpole, to Edward Harley, 2nd Earl of Oxford, Dover Street, London; 31... |
Pl C 1/760 | 24 August 1735 | Letter from John Cossen, Wimpole, to Mr [William] Thomas at the Earl of Oxford's, Dover Street... |