B T Bjarnason, 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}



		^B Elíasson^{b. d.}

	^{B T Bjarnason}^{b. d.}		^{Jónas Guðlaugur Sigurjónsson}^{b.1884 Upsasó, Eyjafjarðarsýsla d.1924}

		^{Dórothea Sigrún Guðlaugsdóttir}^{b.1923 Miðkoti d.2003 Hrafnistu í Hafnarfirði}	^{Anna María Jónsdóttir}^{b.1888 d.1973}

^{G Þ Bjarnason}^{b. d.}



	^{A M Kristinsdóttir}^{b. d.}