What scientist was born on today's date?

June 20
Pacific Time Zone

James Riddick Partington (Chemistry, History of Science)
Birthday: 1886, Bolton, Lancashire, England
James Riddick Partington taught chemistry at London University. He was renowned for his encyclopedic knowledge. He is known now as a science historian. His works include: Origins and Development of Applied Chemistry, A History of Chemistry, his 4 volume Advanced Treatise on Physical Chemistry (1949-54) and finally, a History of Greek Fire and Gunpowder (1960).

The daily excerpts are taken from Explorit's "Book of Science Days"
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