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D (Stack)Halley, Edmund
"De Visibili Conjunctione Inferiorum Planetarum cum Sole, Dissertatio Astronomica, Authore E. Halley."
In a volume of various papers, extracted from Philosophical Transactions of the Royal Society, 1676 onwards. Spine title: "Halley's Astronom Tracts". Formerly the property of the Radcliffe Observatory.
[Unknown]
1676