answer7
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7.) How many bridges did Theodore Burr build in Vermont?
None, but other builders modified his patented truss design and used it.
Spanning Time: Appendix C; The Bridge Truss, Page 246.
Joe Nelson, P.O Box 267, Jericho, VT 05465-0267, jcnelson@together.net
Drawing © Copyright 1997 Joseph C. Nelson
This file updated 12-26-99