Ammann Othmar Hermann

Am·mann

 (ä′mən), Othmar Hermann 1879-1965.
Swiss-born American civil engineer who designed several major bridges in New York City, including the George Washington Bridge (1931).
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.