How to write a Letter of Recommendation

The following three links seemed most helpful.

General help: http://www.accepted.com/grad/LettersRec.aspx

Help with a few example templates:http://bokcenter.harvard.edu/docs/Verba-recs.html

A blog with some insight:http://blogs.setonhill.edu/MikeArnzen/002587.html

A few more links to peruse
http://career.clemson.edu/faculty/pdf_docs/WritingGuidelines.pdf

http://hugoboy.typepad.com/hugo_schwyzer/2004/11/letters_of_rec_.html

http://asuaf.org/~hardwarehank/Letters%20of%20Rec/Best.jpg

http://www.psych.ku.edu/psichi/LettersofRecommendation.htm