Main Blackett Tree

Events of close relatives
Birth	May 7, 1908 37 27 St. George, Hanover Square district, London
Divorce	Johann Gottfried Georg Gotsch — View this family yes
Birth of a sister	Marjorie Trevelyan April 5, 1913 (Age 4 years) St. George Hanover Square district, London
Birth of a brother	Hugh Patrick Trevelyan March 17, 1915 (Age 6 years) St. George Hanover Square district, London
Birth of a sister	Florence Patricia Trevelyan March 17, 1915 (Age 6 years) St. George Hanover Square district, London
Death of a brother	Hugh Patrick Trevelyan April 17, 1916 (Age 7 years) Stokesley district, Yorks.
Birth of a brother	Sir Geoffrey Washington Trevelyan July 4, 1920 (Age 12 years) Morpeth district, Nthmd.
Death of a paternal grandmother	Caroline Philips January 26, 1928 (Age 19 years) Welcombe, Stratford-upon-Avon, Wks.
Death of a paternal grandfather	Sir George Otto Trevelyan August 17, 1928 (Age 20 years) Wallington, Nthmd.
Death of a maternal grandmother	Florence Eveleen Eleanor Oliffe D.B.E. May 16, 1930 (Age 22 years) London
Death of a maternal grandfather	Sir Thomas Hugh Bell June 29, 1931 (Age 23 years) London
Marriage	Johann Gottfried Georg Gotsch — View this family March 29, 1932 (Age 23 years)
Death of a husband	Johann Gottfried Georg Gotsch 1956 (Age 47 years)
Death of a father	Sir Charles Philips Trevelyan January 24, 1958 (Age 49 years) Wallington, Nthmd.
Death of a mother	Mary Kathleen Bell October 8, 1966 (Age 58 years) St. Catherine's Nursing Home, Newcastle-upon-Tyne, Nthmd.
Death of a sister	Pauline Trevelyan January 21, 1988 (Age 79 years) Northumberland
Death	1990 (Age 81 years)

Date differences

Family with parents - View this family

father	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Mary Kathleen Bell Pauline Trevelyan Sir George Lowthian Trevelyan Katharine Trevelyan Marjorie Trevelyan Hugh Patrick Trevelyan Florence Patricia Trevelyan Sir Geoffrey Washington Trevelyan Sir Charles Philips Trevelyan Birth: October 28, 1870 32 21 — London Death: January 24, 1958 — Wallington, Nthmd.
mother	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Sir Charles Philips Trevelyan Pauline Trevelyan Sir George Lowthian Trevelyan Katharine Trevelyan Marjorie Trevelyan Hugh Patrick Trevelyan Florence Patricia Trevelyan Sir Geoffrey Washington Trevelyan Mary Kathleen Bell Birth: 1881 36 30 — Kirkleatham, Yorks. Death: October 8, 1966 — St. Catherine's Nursing Home, Newcastle-upon-Tyne, Nthmd.
	Marriage: January 6, 1904 —
21 months elder sister	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse John Gordon Dower Pauline Trevelyan Birth: October 9, 1905 34 24 — Cambo, Nthmd. Death: January 21, 1988 — Northumberland
13 months elder brother	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Editha Helen Lindsay-Smith Catriona Trevelyan Sir George Lowthian Trevelyan Birth: November 5, 1906 36 25 — St. George, Hanover Square district, London Death: February 9, 1996 — Sodbury district, Avon
18 months herself	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Johann Gottfried Georg Gotsch Katharine Trevelyan Birth: May 7, 1908 37 27 — St. George, Hanover Square district, London Death: 1990
5 years younger sister	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Sir Tobias Rushton Weaver Marjorie Trevelyan Birth: April 5, 1913 42 32 — St. George Hanover Square district, London Death: 2003 — Haringey district, London
23 months younger brother	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Hugh Patrick Trevelyan Birth: March 17, 1915 44 34 — St. George Hanover Square district, London Death: April 17, 1916 — Stokesley district, Yorks.
younger sister	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Frederick Philip Cheswright Family with spouse Reginald Joseph Jennings Florence Patricia Trevelyan Birth: March 17, 1915 44 34 — St. George Hanover Square district, London Death: May 28, 2013 — Northumberland
5 years younger brother	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Gillian Isabel Wood Sir Geoffrey Washington Trevelyan Birth: July 4, 1920 49 39 — Morpeth district, Nthmd. Death: January 28, 2011 — St. Albans, Herts.

Family with Johann Gottfried Georg Gotsch - View this family

ex-husband	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Katharine Trevelyan Johann Gottfried Georg Gotsch Birth: March 1, 1895 — Berlin, Germany Death: 1956
herself	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Johann Gottfried Georg Gotsch Katharine Trevelyan Birth: May 7, 1908 37 27 — St. George, Hanover Square district, London Death: 1990
	Marriage: March 29, 1932 —
	Divorce: —

Family with parents
father Parents Sir George Otto Trevelyan Caroline Philips	Sir Charles Philips Trevelyan 1870–1958
mother Parents Sir Thomas Hugh Bell Florence Eveleen Eleanor Oliffe D.B.E.	Mary Kathleen Bell 1881–1966
elder sister Family John Gordon Dower	Pauline Trevelyan 1905–1988
elder brother Family Editha Helen Lindsay-Smith Catriona Trevelyan	Sir George Lowthian Trevelyan 1906–1996
herself Family Johann Gottfried Georg Gotsch	Katharine Trevelyan 1908–1990
younger sister Family Sir Tobias Rushton Weaver	Marjorie Trevelyan 1913–2003
younger brother Family (none)	Hugh Patrick Trevelyan 1915–1916
younger sister Family Frederick Philip Cheswright Reginald Joseph Jennings	Florence Patricia Trevelyan 1915–2013
younger brother Family Gillian Isabel Wood	Sir Geoffrey Washington Trevelyan 1920–2011
Family with Johann Gottfried Georg Gotsch
ex-husband Parents (unknown)	Johann Gottfried Georg Gotsch 1895–1956
herself Parents Sir Charles Philips Trevelyan Mary Kathleen Bell	Katharine Trevelyan 1908–1990