NAHSTE: Observata et Dicta ... cum Huygeno Junio 1693

Edinburgh University Library Special Collections Division
Observata et Dicta ... cum Huygeno Junio 1693
Item Summary
Reference Code	GB 0237 David Gregory Dk.1.2.1 Quarto A [14]
Date(s)	30 June 1693
Extent and medium of the unit of description	1 manuscript
Name of creator	Gregory \| David \| 1661-1708 \| professor of mathematics and astronomy, University of Edinburgh
Scope and Content
Scope and Content	Remarks en passant about library volumes in history and physics seen in Leiden. A longer passage follows: notes to a conversation with Christiaan Huygens, critiquing Sir Isaac Newton's notions of absolute motion and the propagation of light. Huygens also says that John Flamsteed ought to declare for the absolute speed of light, and that this should persuade Jean Dominique Cassini.
Index
Subjects	Academic Libraries Light Propagation Motion Study
People	Cassini \| Jean Dominique (Giovanni Domenico) \| 1625-1712 \| astronomer Flamsteed \| John \| 1646-1719 \| first astronomer royal Gregory \| David \| 1661-1708 \| professor of mathematics and astronomy, University of Edinburgh Huygens \| Christiaan \| 1629-1695 \| Dutch mathematician Newton \| Sir \| Isaac \| 1642-1727 \| natural philosopher, mathematician and astronomer
Places	Leiden (Netherlands)
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Observata et Dicta ... cum Huygeno Junio 1693