Born in Hamburg, Germany and trained by Bernt Federau. After taking arial photos of Hamburg Harbor and industry sits. Tim worked for the German Magazine Bravo. On his way to better opportunities, Tim left Hamburg. Tim would capture the historic flight of the Dornier Do 24 ATT in Manila Bay. Timotheus joined and assisted his U.S.-based brother Michael in photographing architectural model structures in Washington, D.C., who was then working as the lead photographer of the American History Art Museum of the Smithsonian Institution. It was at this time that Timotheus introduced digital photography to the Smithsonian Institution.