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Optics

Optics

In this scientific journal, James Dinwiddie focuses on optics. He begins with a series of queries related to optics and expands the discussion to the compositon and humours of the eye as well as various experiments in optics. Dinwiddie compares the eye to a camera obscura. The back portion of the journal contains notes on mathematics. This file consists of one journal.
Optics, No. 1-3

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.
Orbits

Orbits

This notebook begun by James Dinwiddie on January 2, 1776 contains his observations on planetary motion. He notes observations on the orbits of Mercury, Venus, Mars, Jupiter, Saturn, and the moon. This file consists of fourteen pages of notes.
Philosophical Society

Philosophical Society

This document contains rules and minutes for the Dumfries Philosophical Society. The minutes were recorded by James Dinwiddie between November 28, 1776 and December 12, 1778. This file consists of one document.
Pieces of a letter

Pieces of a letter

INDICES:::Dumfries ; education ; High School ; Edinburgh ; philosophical ; experiments
Plane Mirrors; Archimedes; Gravity

Plane Mirrors; Archimedes; Gravity

These notes written by James Dinwiddie examine a number of topics in physics including gravity, force, velocity, light, and mirrors. Dinwiddie also mentions the classical natural philosophers Sappho, Archimedes, and Hermes.
Planitarium

Planitarium

These notes written by James Dinwiddie ca. 1793 discuss several instruments including planitaria, clocks, and globes.
Planitarium - Globe

Planitarium - Globe

These notes written by James Dinwiddie ca. 1793 focus on planitaria, globes, and other topics in astronomy.
Projectiles

Projectiles

In this scientific journal, James Dinwiddie explores projectiles; he discusses their trajectory motion as well as their acceleration and the opposing force of gravity. This file consists of one journal in two pieces.
Queries and Hints on Fermentation #1-142

Queries and Hints on Fermentation #1-142

This is the scientific journal entitled "Queries and Hints on Fermentation"; it contains queries numbered 1 to 142. Composed by James Dinwiddie in January, 1790 while in London, the journal covers hints related to fermentation. This file consists of one journal.
Queries and Hints on Music #1-65

Queries and Hints on Music #1-65

This is the scientific journal entitled "Queries and Hints on Music"; it contains queries numbered 1 to 65. Composed by James Dinwiddie in 1792 while in London, the journal covers hints related to music. This file consists of one journal.
Queries and Hints vol. 1 #1-243

Queries and Hints vol. 1 #1-243

This is volume 1 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1 to 243. Composed by James Dinwiddie in 1779-80 while he was in Belfast, Newry, Drogheda, Dublin, and Cork, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 10 #1722-1895

Queries and Hints vol. 10 #1722-1895

This is volume 10 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1722 to 1895. Composed by James Dinwiddie in April, 1789 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 11 #1896-1972

Queries and Hints vol. 11 #1896-1972

This is volume 11 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1896 to 1972. Composed by James Dinwiddie in November, 1790 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 12 #1973-2081

Queries and Hints vol. 12 #1973-2081

This is volume 12 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1973 to 2081. Composed by James Dinwiddie in April, 1791 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 13 #2082-2172

Queries and Hints vol. 13 #2082-2172

This is volume 13 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2082 to 2172. Composed by James Dinwiddie ca. 1792, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 14 #2173-2232

Queries and Hints vol. 14 #2173-2232

This is volume 14 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2173 to 2232. Composed by James Dinwiddie in February, 1792 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 15 #2270-2251

Queries and Hints vol. 15 #2270-2251

This is volume 15 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2270 to 2251. Composed by James Dinwiddie in July, 1792 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 16 #2252-2360

Queries and Hints vol. 16 #2252-2360

This is volume 16 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2252 to 2360. Composed by James Dinwiddie in 1792-93 while in Rio de Janiero en route to China, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 17 #2361-2455

Queries and Hints vol. 17 #2361-2455

This is volume 17 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2361 to 2455. Composed by James Dinwiddie between June and October, 1793 while in China, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 18 #2457-2508

Queries and Hints vol. 18 #2457-2508

This is volume 18 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 2457 to 2508. Composed by James Dinwiddie between March, 1794, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 2 #244-427

Queries and Hints vol. 2 #244-427

This is volume 2 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 244 to 427. Composed by James Dinwiddie in 1780 while he was in Cork, Kilkenny, and Dublin, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 2 (new series) and 20 (old series) #100-170

Queries and Hints vol. 2 (new series) and 20 (old series) #100-170

This is volume 2 in the new series (and volume 20 in the old series) of the scientific journal entitled "Queries and Hints"; it contains queries numbered 100 to 170. Composed by James Dinwiddie in May, 1797 while in Calcutta, the journal covers a variety of scientific subjects. This file consists of one journal that is 57 pages in length.
Queries and Hints vol. 3 #428-613

Queries and Hints vol. 3 #428-613

This is volume 3 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 428 to 613. Composed by James Dinwiddie in September, 1782 while he was in Dublin, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 3 (new series) or vol. 21 (old series) #171-471

Queries and Hints vol. 3 (new series) or vol. 21 (old series) #171-471

This is volume 3 of the new series (or volume 21 of the old series) of the scientific journal entitled "Queries and Hints"; it contains queries numbered 171 to 471. Composed by James Dinwiddie in 1797 while in Calcutta, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 3 (new series) or vol. 22 (old series) #472-590

Queries and Hints vol. 3 (new series) or vol. 22 (old series) #472-590

This is volume 3 of the new series (and volume 22 of the old series) of the scientific journal entitled "Queries and Hints"; it contains queries numbered 472 to 590. Composed by James Dinwiddie in March, 1805 while in Calcutta, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 4 #614-727

Queries and Hints vol. 4 #614-727

This is volume 4 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 614 to 727. Composed by James Dinwiddie in May, 1784 while he was in Waterford, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 5 #728-794

Queries and Hints vol. 5 #728-794

This is volume 5 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 728 to 794. Composed by James Dinwiddie in November, 1786, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 6 #795-1000

Queries and Hints vol. 6 #795-1000

This is volume 6 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 795 to 1000. Composed by James Dinwiddie in April, 1787 while he was in London, the journal covers a variety of scientific subjects. This file consists of one journal .
Queries and Hints vol. 8 #1111-1286

Queries and Hints vol. 8 #1111-1286

This is volume 8 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1111 to 1286. Composed by James Dinwiddie in September, 1788 while in Paris, the journal covers a variety of scientific subjects. This file consists of one journal.
Queries and Hints vol. 9 #1287-1721

Queries and Hints vol. 9 #1287-1721

This is volume 9 of the scientific journal entitled "Queries and Hints"; it contains queries numbered 1287 to 1721. Composed by James Dinwiddie in November, 1788 while in London, the journal covers a variety of scientific subjects. This file consists of one journal.
Questions; Mechanics; Of Central Forces

Questions; Mechanics; Of Central Forces

This series of notes written by James Dinwiddie begins with a series of questions and answers related to various topics in physics. The notes continue with a series of questions and answers in mechanics followed by expanded notes on gravity. The last section outlines centrifugal forces.
Recreations, No. 1

Recreations, No. 1

These notes written by James Dinwiddie ca. 1793 titled "Recreations" contain several mathematical puzzles, such as magic squares, and other mathematical facts.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between December 20, 1809 and April 19, 1810 contains notes on Mr. Davy's lectures at the Royal Institution which focus on a variety of topics in chemistry. This file consists of one notebook.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between December 29, 1810 and January 26, 1811 contains notes on Mr. Davy's lectures at the Royal Institution. The lectures focus on a range of topics in chemistry including electro-chemistry. This file consists of one notebook.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between February 9, 1811 and April 3, 1811 contains notes on lectures at the Royal Institution. The lectures focus on a range of topics in chemistry including voltaic electricity, uses of potassium and sodium, and oxygen. This file consists of one notebook.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between December 18, 1809 and January 26, 1811 contains notes on Mr. Davy's lectures at the Royal Institution. The lectures focus on a range of topics in chemistry including electro-chemistry, phosphates, sulphur, and salts. This file consists of one notebook.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between December 17, 1808 and June 3, 1809 contains notes on Mr. Davy's lectures at the Royal Institution. The lectures focus on a range of topics in chemistry including the decompostion of acids and alkalis by electricity, metals, and potassium. This file consists of one notebook.
Royal Institution Notes

Royal Institution Notes

This notebook kept by James Dinwiddie between April 21, 1810 and May 26, 1811 contains notes on lectures at the Royal Institution. The lectures focus on a range of topics including natural history, astronomy, and physics. This file consists of one notebook.
Rules of Philosophy

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.
Scientific Institution Invitation

Scientific Institution Invitation

This notice sent to James Dinwiddie on February 10, 1813 invites him to attend a lecture on electro-chemistry and voltaic electricity given by Mr. Singer at the Scientific Institution on February 23, 1813.
Scientific Institution Notes

Scientific Institution Notes

This notebook kept by James Dinwiddie between January 12, 1810 and June 18, 1810 contains notes on lectures that focus on a range of topics in chemistry including experiments, chemical properties of air, and electricity. This file consists of one notebook.
Scientific Institution Notes

Scientific Institution Notes

This notebook kept by James Dinwiddie between June 21, 1810 and April 22, 1811 contains notes on lectures that focus on a range of topics in chemistry including metals and electrochemistry. This file consists of one notebook.
Scientific Institution Notes

Scientific Institution Notes

This notebook kept by James Dinwiddie between June 5 and June 29, 1809 contains notes on lectures that focus on a range of topics in chemistry including voltaic electricity, decomposition of salt and potash, and electrochemistry. This file consists of one notebook .
Scientific Institution Notes

Scientific Institution Notes

This notebook kept by James Dinwiddie between April 25, 1811 and August 13, 1811 contains notes on lectures that focus on a range of topics in chemistry including experiments in electricity, chemical apparatus, and electrochemistry. This file consists of one notebook.
Scientific Journal

Scientific Journal

This two part journal written by James Dinwiddie examines the history or theory of mind and spirit. The first part discusses the history of man while the second looks at what man can learn from Nature. This file consists of one journal.
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