Margaret Jean Frost, b: 1953 - Jessop's Hospital for Women, Sheffield

^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}
^{1989 Berlin wall falls}
^{1991 Persian Gulf War}
^{1991 Break-up of the Soviet Union}

^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}

^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}


			^{William Joseph Smith}^{b.1880 Witham, Essex, England d.}

		^{William Harvey Smith}^{b.1909 13 Barley Gardens, Ilford d.1951 2 St, Sturminster Marshall}	^Emma Harvey^{b.1880 Carlow, Ireland d.1934 Romford, Essex, England}

	^{Christopher David Smith}^{b.1948 Langram , Poole Hospital d.}		^{Lionel Cann Luff}^{b.1880 Chepstow, Wales d.1935 South Africa}

		^{Sheila Anne Luff}^{b.1913 Umtata, South Africa d.1969 Poole Hospital}	^Lily Cadman^{b.1885 Nottingham, England d.}

^{Rebecca Anne Smith}^{b.1989 Bristol Maternity Hospital d.}			^{William Frost}^{b.1886 Sheffield, England d.1959 Sheffield, England}

		^James Frost^{b.1927 Sheffield, England d.1998 Sheffield, England}	^{Margaret Ann Coulbeck}^{b.1886 Attercliffe, England d.}

	^{Margaret Jean Frost}^{b.1953 Jessop's Hospital for Wo d.}		^{Henry Braithwaite}^{b.1903 Sheffield, England d.1975 Northern Genera, Sheffield}

		^{Jean Braithwaite}^{b.1932 Sheffield, England d.2007 Weston-super-, England}	^{Gladys Stratford}^{b.1909 40 Abney Stree, Sheffield d.2000 Warren Park Nursing Hom}