Obituary

Mr. Dirk Kos died in Amsterdam, Holland, on December 23, 1909, after a short illness. Mr. Kos was born in Ursem, Holland, on April 15, 1880. In 1898 he entered the Polytechnical Institute of Delft, graduating as a mechanical engineer in 1902, after which he took a post-graduate course in electrical engineering in the Polytechnical Institute of Karlsruhe. Subsequently he came to the United States, remaining for a number of years, during which period he held positions with various companies. Early in 1908 he returned to Europe to accept a position as electrical engineer with the Allgemeine Elektricitats Gesellschaft, of Berlin. Mr. Kos was admitted to membership in the Institute as an Associate on June 21, 1907.