he died from asthmatic problems on may1st 1901
John Henry Nicholson died in 1923.
Henry John Boddington died in 1865.
John Henry Rogers died in 1911.
John Henry Weber died in 1859.
Henry John Wardell died in 1972.
John Henry Leech was born in 1862.
John Leech - mathematician - died in 1992.
William John Leech died in 1968.
John Leech - mathematician - was born in 1926.
William John Leech was born in 1881.
Henry John Roby died in 1915.
Henry John Wale died in 1892.
John Henry Stelle died in 1962.
John Henry Alexander died in 1867.
Henry John Wardell died in 1972.
John Henry Gurney died in 1890.
John Henry Thorpe died in 1944.