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.
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.
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.
