<div>Gerhard Ertl &nbsp;is a German physicist and a Professor emeritus at the Department of Physical Chemistry,&nbsp;Awarded the 2007 Nobel Prize in Chemistry for his studies of chemical processes on solid surfaces, 100 X 114.9 mm &nbsp;Excellent Condition.</div>

Autograph of German Physician Gerhard Ertl.

Autograph of German Physician Gerhard Ertl.

Autograph of Yuan Tseh Lee of Taiwanese chemist.

Yuan Tseh Lee Taiwanese chemist of First Taiwanese won ...

Autograph of Yuan Tseh Lee Taiwanese Chemist of First ...

Autograph of Robert Huber of German Biochemist and Nobe ...

Autograph of Legendary Film Maker Jean Jacqves Annaud.

Autograph of Dan Shechtman of Professor Of Material Sc ...

Autograph of Stephen Joseph Harper.

Autograph of Andrea Henkel.

Autograph of Robert Barton Englund.

Autograph of Karl Barry Sharpless of American chemist.