B G Hallgrímsson, b: -

^{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}



		^{Hallgrímur Eyfells Guðnason}^{b.1935 d.1998}

	^{B G Hallgrímsson}^{b. d.}		^{Björgvin Þórðarson}^{b.1908 d.1945}

		^{Ragnhildur Björgvinsdóttir}^{b.1932 d.2007}	^{Ragnhildur Jónsdóttir}^{b.1898 d.1934}

^{R Björgvinsdóttir}^{b. d.}



	^G G Long^{b. d.}