Harry N. Johnson, b: 1893 - Philadelphia, Pennsylvania

^{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}

^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}



	^{Andrew L. Johnson}^{b.1853 Philadelphi, Pennsylvania d.1937 Philadelphi, Pennsylvania}

^{Harry N. Johnson}^{b.1893 Philadelphi, Pennsylvania d.1967 Philadelphi, Pennsylvania}		^{Henry C. Smith}^{b.1836 Philadelphi, Pennsylvania d.1898 Philadelphi, Pennsylvania}

	^{Susan Y. Smith}^{b.1862 Philadelphi, Pennsylvania d.1921 Philadelphi, Pennsylvania}	^{Susanna Y. James}^{b.1840 Birmingham, Pennsylvania d.1916 Philadelphi, Pennsylvania}





^Charlene^{b.1896 Philadelphi, Pennsylvania d.1977 Philadelphi, Pennsylvania}