Astronomy
Found in 101 Collections and/or Records:
Correspondence from R. Naismith to Edward Appleton, 1945-1947
Correspondence from R. Naismith to Edward Appleton, dated 1945-1947. The material includes graphs, research data from Slough and photographs. Some of the correspondence refers to other research projects in hand, and includes notes by Appleton, letters from others, etc.
Correspondence from T.J. van Slooten and F.L. Whipple to Edward Appleton, 1946-1947
The material consists of correspondence from T.J. van Slooten to Edward Appleton, dated 1946 and from F.L. Whipple to Edward Appleton dated 1946-1947. The correspondence from Whipple includes data.
Corrigenda to the Astronomiae, 1698-1699
Editorial issues in Gregory's major textbook.
Cum in astronomicis..., s.d.
A short musing, in an unfamiliar hand, on the nomenclature of physics, (natural) philosophy, and astronomy.
De affirmanda parallaxi magni orbis, cogitatum Hugenii, June 1693
A transcription of Christiaan Huygen's argument that because stars' observed radii are so insensibly small, the diameter of the earth's orbit relative to the stars' position is also insensible, and thus the parallax measurement, which ought to prove or disprove the Copernican layout of the heavens, is useless.
De Heliaco orta Sirii anno ante Christum 2783, a.D. Wills..., 1696
This paper, says Gregory himself, is for a Doctor Wills at Oxford, who undertakes to give a solstice long before that adduced by Hyparchus.
De natura rerum by Isidore of Seville, 12th-13th century
De Parallaxi Magni Orbis. Jac. Gregorius, before 1675
A draft of the parallax method of proving the earth's motion, i.e., by measuring the angular distance between two stars from diametrically opposite points in the earth's orbit. This was consulted by David in the course of preparing his Astronomiae.
Descriptio Christalli Heddintomani, c17 May 1697
Drafts and notes, c. 1932-1946
The material consists of 5 files containing material relating to Edward Appleton's research into meteors.