British Horses stamps (SG #1063 to #1066).
They were the Shire Horse 9p (SG #1063), Shetland Pony 10½p (SG #1064), Myrlyn Cymreig Welsh Pony 11p (SG #1065) & Thoroughbred 13p (SG #1066).
British Post Office Horses fdc postmarked House of Commons, 5th July 1978 on fdi
Signed by Kieren Fallon
Kieren Francis Fallon (born 22 February 1965 in Crusheen, County Clare, Ireland) is a retired Irish professional flat racing jockey and was British Champion Jockey six times.
Career wins 2253 wins
Major racing wins
2,000 Guineas Stakes (2000, 2001, 2005, 2006, 2014)
1,000 Guineas Stakes (1997, 1999, 2003, 2005)
Epsom Derby (1999, 2003, 2004)
Epsom Oaks (1997, 1999, 2004, 2006)
Arlington Million (2005)
Racing awards
British flat racing Champion Jockey 6 times (1997, 1998, 1999, 2001, 2002, 2003.
The addressee:
Geoffrey Finsberg, Baron Finsberg, MBE, JP (13 June 1926—8 October 1996) was a British Conservative politician.
In 1970, Finsberg was elected Member of Parliament for Hampstead, serving 1970 to 1983, then for Hampstead and Highgate 1983 to 1992. He acted as Opposition spokesman on Greater London, 1974–79; Parliamentary Under Secretary of State, Department of the Environment, 1979–81, and Department of Health and Social Security, 1981–83. He was President of the Parliamentary Assembly of the Council of Europe from 1991 to 1992. He was knighted in the 1984 New Year Honours.
He retired from Parliament at the 1992 general election, at which his seat was taken by Labour's Glenda Jackson, defeating Oliver Letwin. He was created a life peer in 1992 as Baron Finsberg, of Hampstead in the London Borough of Camden.

Specialist Collector of World Horse Racing Covers, Melbourne Cup & Kentucky Derby, & JFK fdcs.