I've listed a few more Amon Hen back issues (92, 94, 95, 96, 104, 106) at Rowns.com - check out the Newest Additions category if you are interested.

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Also, Julian Bradfield has announced that Quettar Back Issues Vol II is now available:

http://www.lulu.com/content/3281868

This 112 page volume covers issues 11 to 20, published in 1981 to
1984. It includes the tengwar numerals presented by Christopher
Tolkien, as well as several 'classic' articles.

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