World's oldest periodic table chart emerges from obscurity

CNET | 1/18/2019 | Amanda Kooser
darkkazune (Posted by) Level 3
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This may be the wold's oldest known classroom chart of the Periodic Table of the Elements.

This is a big year for the Periodic Table of the Elements as the world celebrates the 150th anniversary of Dmitri Mendeleev's creation. We can now lays eyes on a fascinating relic of its history. The University of St. Andrews in Scotland says it found and restored the world's oldest periodic table chart.

St - Andrews - Find - Thursday - Chemist

St. Andrews detailed the find on Thursday, though chemist Alan Aitken uncovered the chart among a collection of old chemicals and lab gear in 2014 while cleaning out a storage area in the university's School of Chemistry. The chart was big and fragile and started to flake when handled.

The university says the chart is similar to a second version of the table Mendeleev produced in 1871. A printer's...
(Excerpt) Read more at: CNET
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