Sir Joseph Lockyer (17 May 1836-16 August 1920) was an English
scientist and astronomer. Along with the French scientist Pierre
Janssen he is credited with the discovrery of helium.
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Sir Joseph Lockyer (17 May 1836-16 August 1920) was an English
scientist and astronomer. Along with the French scientist Pierre
Janssen he is credited with the discovrery of helium.