Made a good internet find today. The reference book "Wood
Handbook--Wood as an Engineering Material", by the US Forrest Service,
is available on-line in its entirely, for free, as a bunch of PDF files.
One file per chapter, looks like about 20 meg all told.
(oddly enough, even though "documnts" looks like a typo, the URL above
If you like hard copy, you can get what looks like a nicely bound
printed version from Lee Valley (among other places).
BTW, this represents a continuing (and excellent) trend in goverment
publications. Our tax dollars have already paid for the information
contined in the book, so that information is available for free. For
those of you who don't pay US income tax, it's a free gift from us to
you and on behalf of my fellow taxpayers, please enjoy it with our
compliments. If you want the value added of printing and binding,
that's available too, but you have to pay for it. Seems like a perfect
arrangement to me.