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Journal

This personal journal written by James Dinwiddie spans the period of December 26, 1806 to August 7, 1807. Dinwiddie records his return journey to London (April 16, 1807) via ship on the Indian Ocean. The ship stopped for a day in Cape Town on January 3, 1807. This file consists of one journal.

Journal

This personal journal written by James Dinwiddie spans the period of August 10, 1807 to February 12, 1808. During this period, Dinwiddie resided in London. This file consists of one journal.

Journal

This personal journal written by James Dinwiddie spans the period of February 13, 1808 to August 15, 1808. Dinwiddie records his stays in London (Feb. 13 - Jul. 12, 1808), Dumfries (Jul. 13 - Jul. 25, 1808), and Edinburgh (Jul. 26 - Aug. 15, 1808). This file consists of one journal.

Journal

This personal journal written by James Dinwiddie spans the period of August 16, 1808 to January 10, 1809. Dinwiddie records his stays in Edinburgh (Aug. 16 - Nov. 11, 1808) and London (Nov. 12, 1808 - Jan. 10, 1809). This file consists of one journal.

Journal

This personal journal written by James Dinwiddie spans the period of January 11, 1809 to June 17, 1809. During this time, Dinwiddie resided in London. This file consists of one journal that is 115 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of June 18, 1809 to December 31, 1809. During this time, Dinwiddie resided in London. This file consists of one journal that is 122 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of January 1, 1810 to June 31, 1810. During this period, Dinwiddie resided in London. This file consists of one journal that is 108 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of July 1, 1810 to November 21, 1810. During this period, Dinwiddie resided in London. This file consists of one journal that is 108 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of November 22, 1810 to May 22, 1811. During this period, Dinwiddie resided in London. This file consists of one journal that is 109 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of May 23, 1811 to September 21, 1811. During this period, Dinwiddie resided in London. This file consists of one journal that is 87 pages in length.

Journal

This personal journal written by James Dinwiddie spans the period of September 23, 1811 to January 17, 1812. During this period, Dinwiddie resided in London. This file consists of one journal that is 88 pages in length.

Lecture Notes

These notes written by James Dinwiddie outline twenty lectures on topics in physics including motion, gravity, force, and acceleration. The notes also touch on natural theology with respect to knowledge and creation.

Lecture 13 - Astronomy

These notes written by James Dinwiddie outline a lecture on astronomy. He discusses the various planets and their motion as well as their various measurements (diameter, distance from the sun).

Lecture 4 - Pneumatics; Lecture 5

These lecture notes written by James Dinwiddie in 1787 (?) discuss the study of pneumatics. He notes its connection with air and the atmosphere. Dinwiddie records several experiments involving barometers, fountains, and pumps.

Introductory Lecture

James Dinwiddie wrote this introductory lecture on January 19, 1792. He discusses knowledge, existence, and sensation and quotes Rene Descartes (Cogito ergo sum).

Lecture Notes

This series of lecture notes by James Dinwiddie in 1792 (?) references several subjects including mathematics, natural philosophy, Plato, Epicurius, the motion of the Earth, David Hume, and "W. Harrington". The file consists of 29 pages of lecture notes.

Fireworks, No. 1-3

These lecture notes written by James Dinwiddie in 1792 include lists of recipes for making various types of fireworks.

Natural History

These lecture notes written by James Dinwiddie ca. 1793 focus on natural history.

Lecture Notes

These point form notes were taken by James Dinwiddie at a lecture on Wednesday, June 11, 1783. The notes cover a range of topics in chemistry and physics including Boschovich's Theory, chemical mixtures, evaporation, and magnetic curves.

Miscellanies, No. 1-5

These lecture notes written by James Dinwiddie ca. 1793 are titled "Miscellanies". The notes deal with a variety of chemical, physical, and biological topics.

Mathematics, No. 1-3

These lecture notes written by James Dinwiddie ca. 1793 focus on various mathematical topics including geometry, trigonometry, and logarithmic scales.

Optics, No. 1-3

These lecture notes written by James Dinwiddie in 1793 focus on optics. Dinwiddie discusses the properties of various instruments including microscopes, telescopes, and magic lanterns as well as convex and concave lenses.

Trigonometry

These lecture notes written by James Dinwiddie ca. 1793 focus on trigonometry. The notes begin with a series of definitions of angles, circles, and trigonometric measurements. They go on to mention various corollaries and theorems related to trigonometry.

Rules of Philosophy

These notes written by James Dinwiddie ca. 1793 are entitled "Rules of Philosophy". They focus on natural philosophical topics including matter, motion, gravity, simple machines, projectiles, pneumatics, and pendula.

Naval Architecture

These notes written by James Dinwiddie ca. 1793 focus on naval architecture. He mentions experiments that determine the best shape of an ocean vessel, improvements to rudder design, and the difference between French and English ships.

Lecture Notes

These notes written by James Dinwiddie ca. 1793 are a series of questions related to astronomy; the notes may be examination papers.

Lecture Notes

These notes written by James Dinwiddie ca. 1793 lists a series of topics in physics including heat, sight, electricity, magnetism, and fluids.
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