These notes written by James Dinwiddie focus on chemistry. The notes begin with a course outline discussing chemical mixtures, heat, animals, plants, and chemical apparatus. The notes provide more detailed content on thermometers, acids, salts, alkalis, and other topics included in the course.
File contains three documents: one recording a transaction between John Anderson and Jannet Kellock; one between James Dinwiddie and Geo. (George) Hampton; and one regarding loans made by William Boyd to three individuals.
File contains three letters about James Dinwiddie written by architect James Gandon, dated July 18, 1783 - July 19, 1783. One of the letters is addressed to Richard Dalton.
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.
This notebook kept by James Dinwiddie examines vision. Dinwiddie describes the structures of the eye as well as the diffraction and refraction of light. This file consists of two journals.
These notes written by James Dinwiddie focus on vitrolated tartar and nitre. Dinwiddie discusses the chemical composition of each substance as well as various reactions when they are mixed with other compounds.
In this journal by James Dinwiddie, he discusses wheel carriages and their design. He discusses the relationship between wheels and axles as well as the different sizes required by different vehicles. This file consists of one journal.
