Autograph,&nbsp;Gerhard Ertl. is a German Physicist and Professor Emeritus at the department of Physical Chemistry, Awarded the 2007 Nobel Prize in Chemistry for his studies of chemical processes on solid surfaces, about extremely fine.

Autograph of German Physician Gerhard Ertl.

Autograph of German Physician Gerhard Ertl.

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Autograph of Erwin Neher.

Autograph of Ben Engel.

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Autograph of Andrea Henkel.

Andris Berzins of President Of Latvia of Having won the ...

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Autograph of Rubens Barrichello.

Autograph of Andris Berzins of President Of Latvia.