http://www.inglewoodcarecentre.com/history/christmastree.htm

http://www.janbrett.com/trim_a_jan_brett_christmas_tree.htm

http://www.lowes.com/lowes/lkn?action=howTo&p=HomeDecor/DesChrstTree.html&topic=howToLibrary

http://www.mainechristmastree.com/

http://www.mcta.org/

http://www.mncta.com/

http://www.mncta.com/index.html

http://www.msucares.com/lawn/garden/tips/00/001204.html

http://www.ncchristmastrees.com/

http://www.ncchristmastrees.com/facts.htm

http://www.ncchristmastrees.com/fraser.htm

http://www.ndesign-studio.com/resources/tutorials/christmas-tree/

http://www.news.harvard.edu/gazette/1996/12.12/ProfessorBrough.html

http://www.nh-vtchristmastree.org/

http://www.northernlightschristmastreefarm.com/

http://www.novareinna.com/festive/tree.html

http://www.pickyourownchristmastree.org/

http://www.pipecreekchristmastrees.com/

http://www.premiumchristmastree.com/faq.php?cID=4

http://www.preschoolprintables.com/filefolder/tree/filefoldertree.shtml

http://www.pscta.org/

http://www.pyzam.com/toys/view/christmastree

http://www.realchristmastrees.org/

http://www.realchristmastrees.org/treetype/scotch.html

http://www.recycletrees.com/newsletter.html

http://www.rocklin.ca.gov/government/fire/prevention/tree_disposal.asp

http://www.saladochristmastreefarm.com/

http://www.serve.com/shea/germusa/xmastree.htm

http://www.stcharleschristmas.com/christmastree.htm

http://www.suite101.com/article.cfm/cats/29904

http://www.tennesseechristmastrees.org/

http://www.texaschristmastrees.com/

http://www.the-north-pole.com/carols/chistree.html

http://www.townertreefarms.com/

http://www.uk.gardenweb.com/directory/ctfc/

http://www.vdacs.virginia.gov/trees/

http://www.vdacs.virginia.gov/trees/index.shtml

http://www.virginiachristmastrees.org/

http://www.whitehouse.gov/president/holiday/whtree/

http://www.wilstar.com/xmas/xmassymb.htm

http://www.wnbc.com/christmastree/index.html

http://smallfarms.wsu.edu/crops/christmasTreesIntro.html

http://www.allposters.com/-sp/Christmas-Tree-Posters_i314876_.htm

http://www.bedbathandbeyond.com/cts/tabless.html

http://www.christmas-tree-equipment.com/

http://www.dartstreefarm.com/

http://www.doityourself.com/stry/christmastree

http://www.eia.doe.gov/kids/energy_fungames/energyslang/xmastree.html

http://www.enchantedlearning.com/crafts/Pineconetree.shtml

http://www.freewebs.com/sprucegoosefarm/