In the April to June 1969 death index Elizabeth May Symondson, Lambeth Greater London, volume 5d, page 475, born December 2, 1900.

Listed in the October to December 1892 birth index St. George Hanover Square, London Middlesex. volume 1a page 411

Parish Records St. Gabriel, Warwick Square, Pimlico, Westminster, London
Born October 6 1892, Baptism March 5 1893, Percy John Symondson, parents Henry John and Amy Symondson, of 44 Cumberland Street, father is a musician Scots Guards, ceremony by A. Godophin Pentreath

In the 1901 census living at 44 Cumberland Street civil parish St. George Hanover Square, ecclesiastical parish St Gabriel Warwick Square, London, England. Registration district St George Hanover Square, subregistration district Belgrave.
Henry J. Symondson age 40 born at Hounslow, Middlesex, musician.
Wife Amy Symondson age 38, born at Shoreditch, London.
Daughter Ruby C age 14, born at St Georges, London.
Daughter Gladys I age 12, born at St Georges, London.
Son Charles H. Symondson age 10, born at born at St Georges, London.
Daughter Barbara A. Symondson age 9, born at St Georges, London.
Son Percy J Symondson age 8, born at St Georges, London.
Daughter Norah V. Symondson age 6, born at St Georges, London.
Son Henry F. Symondson age 4, born at St Georges, London.
Son Earnest A. Symondson age 2, born at St Georges, London.

In the 1911 census St George district, Belgrave subdistrict, London, parish St. George, Hanover Square, 44 Cumberland Street.
Henry John Symondson, head, married, age 50, Army Pensioner musician, born Hounslow.
Wife Amy Symondson, married 27 years, age 48, 16 children born alive, 10 still living, born Shoreditch.
Daughter Ruby Clare Symondson, single, age 24, feather curler, born Pimlico.
Daughter Gladys Ivy Symondson, single, age 22, sewing machinist manttle?, born Pimlico.
Son Charles Henry Symondson, single, age 20, inland revenue, born Pimlico.
Daughter Barbara Amy Symondson, single, age 19, born Pimlico.
Son Percy John Symondson, single, age 18, billiard marker, born Pimlico.
Daughter Norah Violet Symondson, age 16, born Pimlico.
Son Henry Francis Symondson, age 14, school, born Pimlico.
Son Ernest Arthur age 12, school, born Pimlico.
Son Sidney Albert Symondson age 9, born Pimlico.
Daughter Ethel Marie, age 7, born Pimlico.
Their house had 7 rooms.

There is a possible listing from the National Archives DocumentsOnLIne for a Percy J. Symondson Regimental Number 4947 a Driver in the Royal Field Artillery, a medal card for WWI
He received the Victory Medal, British medal and 15 Star. He served in France and entered the theatre on November 27, 1915.

London Electoral Registers 1921
44 Cumberland Street, Westminster
Amy Symondson
Ernest Arthur Patrick Symondson
Henry Francis Symondson
Henry John Symondson
Percy John Symondson

In the October to December 1928 marriage index Percy J. Symondson and Elizabeth M. Hardy, Lambeth district Surrey, volume 1d, page 609.

Parish Records St Mathias, Upper Duke Hill, London
Marriage October 7 1928
Percy John Symondson, age 36, bachelor, checker, residence 12 Somers Road, father Henry John Symondson, deceased and
Elizabeth May Hardy, age 28, spinster, residence 12 Somers Road, father John hardy, deceased, after Banns by Guy H. King, Vicar
In the presence of Jane Hardy and S. Symondson

London Electoral Registers 1931
43 Brading Road, Norwood
Elizabeth May Symondson
Percy John Symondson

1939 England and Wales Register
124 Brixton Hill, Lambeth, London
1. Percy John Symondson, born October 6 1892, married, milk service checker bottling plant
2. Elizabeth May Symondson, born December 2 1900, married, unpaid domestic duties

London Electoral Registers 1954, 1964
124 Brixton Hill, Lambeth
Elizabeth M. Symondson
Percy J. Symondson

In the April to May 1978 death index, Percy John Symondson, born October 6, 1892, Hastings & Rother district, Sussex, volume 18, page 0836.

National Probate Calendar
Percy John Symondson of Hollenden House Buckhurst Road Bexhill on Sea East Sussex died 3 April 1978 Probate Brighton 4 May 1978