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  Bollman, Wendle (2)

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Regular Websites in this category

The Bollman Truss Open in a new windowLink Details
- Essay featuring bridge types and materials, and principles and design .
- http://www.du.edu/~jcalvert/tech/bolltrus.htm

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Wendell Bollman - Civil and Constructing Engineer. Open in a new windowLink Details
- Facsimile of a mid-19th century advertisement from a City directory.
- http://external.bcpl.lib.md.us/hcdo/cfdocs/photopage.cfm?id=11071

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