`whenYear` >='-3000'
AND `whenYear` <='3000'
AND
( `whoCharName` = 'Ernst Alexanderson ' or `whoRel` = 'Ernst Alexanderson ' or `whereLoc` = 'Ernst Alexanderson')
AND (`access` ='Public' )
ORDER BY `whenYear` ASC, `whenMonth` ASC , `whenDay` ASC,`eventSig` DESC
LIMIT
0
,
300

Ernst Alexanderson's Timeline: Life, Photos, and Key Events


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1878

Ernst Alexanderson
...
140416


1913

Ernst Alexanderson
Radio receiver, cascade tuning
in 1913
...
311673


1914

Ernst Alexanderson
Radio transmitter triode mod.
in 1914
...
311677


1923

Ernst Alexanderson
Arc tube
in 1923
...
286576

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