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The INTERNET Database of Periodic Tables

There are thousands of periodic tables in web space, but this is the only comprehensive database of periodic tables & periodic system formulations. If you know of an interesting periodic table that is missing, please contact the database curator: Mark R. Leach Ph.D.

Use the drop menus below to search & select from the more than 1300 Period Tables in the database: 

  Text Search:       




Year:  1934 PT id = 435

Brazilian Version of The Hubbard Periodic Chart Of The Atoms

A Brazilian Version of the American classic Henry Hubbard Periodic Chart Of The Atoms from a lecture theater in Rio, rediscovered by Martyn Poliakoff of PeriodicVideos.com and The University of Nottingham. From the early 1930s:

The current Sargent Welch version of the Henry Hubbard Periodic Table:

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What is the Periodic Table Showing? Periodicity

© Mark R. Leach Ph.D. 1999 –


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