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observing aids

Title Posted By Updated/commented date Typesort icon
2012 JD Calendar BSJ 3 years 31 weeks ago Page
Mentor Program SXN 19 weeks 5 days ago Page
CCD Views June 2001 Aaron Price 21 weeks 1 day ago Page
Obtaining your PEP epsilon(V) coefficient Anonymous 10 weeks 1 day ago Page
AAVSO Bulletin Matthew Templeton 1 year 42 weeks ago Forum topic
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484