♀ Irena Johnson

1909

 

Irene

Irena Johnson
Parents
Ella Edith Campbell
Ella Edith Campbell
1872 - 1944
Siblings
Leo Clarence Johnson
Leo Clarence Johnson
1895 - 1971
Lloyd Thomas Johnson
Lloyd Thomas Johnson
1897 - 1976
Alma Lena Johnson
Alma Lena Johnson
1899 - 1983
Robert O Johnson
Robert O Johnson
1901 - 1982
Timeline 3
descendants
Chart
 

Timeline

Irena Johnson » Timeline
about

1909

birth
1909 • Karl Landsteiner develops a system of blood grouping.
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