Janette BrenanOct 29, 2021The Astronomers' Bulletin Oct - Dec 2021In this Issue: The Einstein Ring; Presidential Address at AGM; Secretary's report; Solar Observations; Observing Double Stars; SC25. You can download the Bulletin here:Astronomers Bulletin Vol 11 Iss 4 Oct-Dec 2021.pdfDownload PDF • 3.83MB
In this Issue: The Einstein Ring; Presidential Address at AGM; Secretary's report; Solar Observations; Observing Double Stars; SC25. You can download the Bulletin here:Astronomers Bulletin Vol 11 Iss 4 Oct-Dec 2021.pdfDownload PDF • 3.83MB
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