Main Blackett Tree

Events of close relatives
Birth	1788
Marriage	Margaret Emma Caldwell — View this family October 8, 1822 (Age 34 years) Audley Church, Staffs.
Birth of a son #1	Henry Thurston Holland August 3, 1825 (Age 37 years) London
Death of a wife	Margaret Emma Caldwell February 2, 1830 (Age 42 years)
Marriage of a child	Henry Thurston Holland — Margaret Jean Trevelyan — View this family 1858 (Age 70 years) St. George's, Hanover Square district, London
Death	1873 (Age 85 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 Willets Sir Henry Holland Peter Holland
mother	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Peter Holland Sir Henry Holland Mary Willets
	Marriage: December 24, 1787 — Newcastle Under Lyme, Staffs.
1 year himself	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Margaret Emma Caldwell Henry Thurston Holland Sir Henry Holland Birth: 1788 Death: 1873

Family with Margaret Emma Caldwell - View this family

himself	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Margaret Emma Caldwell Henry Thurston Holland Sir Henry Holland Birth: 1788 Death: 1873
wife	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Sir Henry Holland Henry Thurston Holland Margaret Emma Caldwell Birth: 1792 Death: February 2, 1830
	Marriage: October 8, 1822 — Audley Church, Staffs.
3 years son	Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Margaret Jean Trevelyan Henry Macaulay Holland Margaret Alice Holland Cecil Trevelyan Holland Lionel Raleigh Holland Henry Thurston Holland Birth: August 3, 1825 37 33 — London Death: January 29, 1914 — Westminster, London

Family with parents
father Parents (unknown)	Peter Holland –
mother Parents William Willets Catherine Wedgwood	Mary Willets –
himself Family Margaret Emma Caldwell Henry Thurston Holland	Sir Henry Holland 1788–1873
Family with Margaret Emma Caldwell
himself Parents Peter Holland Mary Willets	Sir Henry Holland 1788–1873
wife Parents (unknown)	Margaret Emma Caldwell 1792–1830
son Family Margaret Jean Trevelyan Henry Macaulay Holland Margaret Alice Holland Cecil Trevelyan Holland Lionel Raleigh Holland	Henry Thurston Holland 1825–1914