In-depth information from the nation's leading wood research center.
Their "General Store" sells authoritative manuals and videos about lumber sawing, inspection and grading.
Certified Wood Products, Inc.'s mission is to facilitate responsible forest management through connecting responsible producers with responsible users.
A resource for information about engineered wood products, including plywood.
A site with useful information about tree identification, forestry and other information about trees.
Engineering, grading and specification information about western timbers.
The official Web site of this long-standing and vital group of wood enthusiasts from over 30 countries.
Current wholesale prices for hardwood lumber in the Eastern, Midwestern and Western regions of the U.S.
A Finnish professor's visual guide to knot appearance and taxonomy.
An association site with some information about logging and lumber in this region.
Good information about flooring woods, floor finishing and maintenance.
Extensive list of Wood and Wood Industry Links.
Interesting and sometimes highly-technical reading about the logging industry
An extensive resource for a huge variety of forestry information.
Genus/species names for common North American trees.
Excellent macro photos of insects and trees, with a link to a "Tree Encyclopedia Index" which comprises an alphabetical listing of more than 450 tree species pages, featuring diagnostic photos and detailed botanical information.