References

1. "Tree Architecture," Missouri Conservationist, September 1996, p. 13.
2. The Science and Engineering of Materials, 3rd Ed., D.R. Askland, PWS, 1994, pp. 576, 577, 579.
3. Materials for Engineering, L.H. Van Vlack, Addison-Wesley, 1982, pp. 254, 269, 261.
4. "Get It While It's Green," Harrowsmith Country Life, July/August 1992, p. 65.
5. Tinius Olsen Testing Machine Company product literature.
6. Lowe's Home Improvement web site. www.lowes.com/lowes/HOWTO/LIBRARY/miscell/woodst rt.asp
7. Materials of Construction - Their Manufacture and Properties by A.P. Mills, H.W. Hayward, and L.F. Rader, John Wiley and Sons, 1939, pp. 461, 463, 475.
8. Mechanics of Wood and Wood Composites, J. Bodig & B.A. Jayne, Krieger Publishing, 1993, pp. vii, 5, 291, 297, 299, 305.
9. Wood: Nature's Cellular, Polymeric Fibre-Composite, J.M. Dinwoodie, The Institute of Metals, 1989, p. 13.
10. Engineering Materials 2: An Introduction to Microstructures, Processing and Design, M.F. Ashby & D.R.H. Jones, Pergamon, 1994, pp. 250, 252-3, 258.
11. The Science and Technology of Civil Engineering Materials, J.F. Young, et al., Prentice Hall, 1998.
12. Engineering Materials 2, M.F. Ashby, R.H. Jones, Pergamon Press, 1986, p. 260.