The INTERNET Database of Periodic Tables
There are hundreds of periodic tables in web space, but there is only one comprehensive database of periodic tables & periodic system formulations. If you know of an interesting periodic table that is missing, please contact the database curator: Dr Mark R Leach.
Eric Scerri's Lecture on The Periodic Table
A lecture by Eric Scerri at the Oscar Peterson auditorium of Concordia University, in Montreal.
The topic is the history and iconic nature of the Periodic Table, in high quality video, about one hour:
© Mark R. Leach 1999-
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counter started in 2011