American Bridge Design Engineer. Patented his unique suspension truss form in 1852. Born: 1814 Died: 1884
The Bollman Truss
Essay featuring bridge types and materials, and principles and design .
[Contractor 'Zilla]
Last update:
March 21, 2013 at 6:35:03 UTC
Science
Shopping
Society
Sports
All Languages
Arts
Business
Computers
Games
Health
Home
News
Recreation
Reference
Regional