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One letter to James Dinwiddie from Dumfries Philosophical Society

One letter to James Dinwiddie from Dumfries Philosophical Society

INDICES:::Philosophical ; apparatus ; Dumphies ; David Blair ; Alexander Fergussour ; Robert Laurie ; John Graham ; John Dickfou ; Alexander Copland ; William Carruthers ; John Hynd ; James Carruthers ; John Scott ; John Mackenzie ; Robert Birnie ; Simon Mackenzie ; Robert Corsane ; John Harley ; William Wight ; Gilbert Gordon ; John Scott ; Ebenezer Wilson ; James Laurie ; James Gilchrist ; Gilbert Patterson ; Andrew Ewart ; Hugh Carrie ; William Bell ; John Maxwell ; Hugh Lawson ; George Mackenzie ; Ivie Gregg ; Juhn Johnstones ; Walter Reddcell ; James Mounsey ; John Bushby ; John Murray ; Thomas Slothart ; George Clerk ; William Copland ; William Douglas ; Douglas ; James Fergusson ; Colonel Gordon ; Kirkpatrick ; Sir Robert Maxwell ; Major Maxwell ; Robert Riddell ; John Tyme ; Lord Ellcock ; Andrew Crosbie ; Alexander Orr ; Dumfries Philosophical Society
Mathematics, No. 1-3

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

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

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

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

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.
Letter from Mary Dobie to James Dinwiddie

Letter from Mary Dobie to James Dinwiddie

File contains a letter from Mary Dobie to James Dinwiddie. In the letter, Dobie thanks Dinwiddie for a Carnelian seal ring he sent to her as a gift. The letter was likely written sometime in the 1810s.
Lecture Notes

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

Lecture Notes

These notes written by James Dinwiddie ca. 1793 are a set of partial notes discussing theological topics. The notes contain some Greek words.
Lecture Notes

Lecture Notes

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

Time

These notes written by James Dinwiddie ca. 1793 focus on time.
Planitarium

Planitarium

These notes written by James Dinwiddie ca. 1793 discuss several instruments including planitaria, clocks, and globes.
Electricity, No. 1,3

Electricity, No. 1,3

These lecture notes written by James Dinwiddie ca. 1793 focus on electricity including electric machines, electrometers, lightning, and conductors.
Agriculture

Agriculture

These lecture notes written by James Dinwiddie ca. 1793 discuss agriculture. He mentions the benefits of lime and manure in the soil as well as a recipe for cheese.
Planitarium - Globe

Planitarium - Globe

These notes written by James Dinwiddie ca. 1793 focus on planitaria, globes, and other topics in astronomy.
Metaphysics, No. 1

Metaphysics, No. 1

These lecture notes written by James Dinwiddie ca. 1793 focus on metaphysics and various philosophical questions.
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