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observing aids

Titlesort icon Posted By Updated/commented date Type
Visual Observing Manual - Turkish BSJ 1 year 18 weeks ago Page
Visual Observing Manual in Persian BSJ 3 years 5 weeks ago Page
Visually observed stars known to be constant or not measurably variable Matthew Templeton 2 years 3 weeks ago Page
VLF Station List Matthew Templeton 4 years 35 weeks ago Page
WebObs willmcmain 44 weeks 6 days ago Page
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