John Herbert Chapman
John Herbert Chapman
John Herbert Chapman was a Canadian space researcher. He started his career with his work on radio propagation and the ionosphere.
From *.wikipedia.org,
General Info
.
Male
Date of Birth
August 28th, 1921
Age
105
Birth Place
Canada, Ontario
Date of Death
September 28th, 1979
Died Aged
58
Star Sign
Virgo
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