Interrogation of I.G.Farbenindustrie Personnel, Heidelberg
Dr. Mathias Pier and technical associates from I.G. Farbenindustrie research and development laboratories at Ludwigshaven were interrogated at the residence of Dr. Pier in Heidelberg. Arrangements in Heidelberg were made by Detachment 643, Co.E 2nd military Government Regiment, Heidelberg, APO.758.
On September 28th the writer interrogated the following personnel:
| Dr. Mathias Pier, | Director of I.G. Farbenindustrie and Director of Test Plants in Ludwigshaven. |
| Dr. Maria Höring, | Scientific Collaborator with Dr. Pier. |
| Dr. Ernst Donath, | in charge of experimental plant on hydrogenation at Ludwigshaven. |
| Dr. Rudolf Mattis, | Associate of I.G. Farbenindustrie in sub-control office inPilsbury. |
Status of Hydrogenation Research, Ludwigshaven
Regarding the research and development laboratories devoted to hydrogenation in Ludwigshaven; Dr Pier stated that this equipment had been badly damaged by bombing. Some of the small equipment and the catalyst plant had also been removed to central Germany in preparation for work there. A large number of I.G. personnel were, however, still at Ludwigshaven.