The Historical Archive also collect the estates of professors and alumni of TU Darmstadt, e.g. of test pilot Johannes Nehring or the architect Otto Bartning.
The estates of philosopher Hermann Graf Keyserling (1880 – 1946) and of his grandfather Alexander Graf Keyserling (1815 – 1891) are in the
Historical Collections of the ULB
The estate of the chemist August von Kekulé (1829-1896) was kept by the Chemistry Department from 1927 until 2008, and since the summer of 2008 has been at the . Deutschen Museum Munich