A L Jonasson, b: -

^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}
^{1989 Berlin wall falls}
^{1991 Persian Gulf War}

^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}

^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}


			^{Þorkell Guðmundsson}^{b.1870 Brekkur, Iceland d.1910 Bolungarvik, Iceland}

		^{Guðmundur Thorkelsson Jónasson}^{b.1900 Bjóla, Rangárvallasýsla d.1966 Matsqui, B.C. Canada}	^{Guðrún Jóhanna Ámundadóttir}^{b.1882 Iceland d.1970}

	^{A L Jonasson}^{b. d.}		^{Jon Howardson}^{b.1885 Skorrastadur, Iceland d.1975 Vancouver, B.C.}

^{K D Jonasson}^{b. d.}		^{Una Katrin Howardson}^{b.1910 Siglunes, Mb. Canada d.1957 Vancouver, B.C.}	^{Maria Bjarnadottir}^{b.1886 Dver, Norður-Múlasýsla d.1923 Siglunes, Mb.}

^{S L Jonasson}^{b. d.}

^{J L Jonasson}^{b. d.}

	^{D I Stermer}^{b. d.}