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Lecture of H. Davy

These notes written by James Dinwiddie from April to May, 1811 are from a series of geology lectures by H. Davy. The notes cover the composition of earth and minerals as well as various experiments.

Lightning and other Phenomena: Lectures on Electricity

These notes written by James Dinwiddie focus on lightning and electricity. Dinwiddie mentions Benjamin Franklin, historical dates for important experiments, circuits, conductors and other phenomena including water spouts and earthquakes.

Lecture 6 - Theories of the Earth

In this series of notes written by James Dinwiddie, he discusses various natural philosophers' theories of the earth. He includes theories from Burnet, Woodward, Whiston, and Buffon.

Lecture 7 - Geology, Volcanic Theory

These lecture notes written by James Dinwiddie discuss theories related to volcanic eruptions. Dinwiddie also mentions physical structures of the volcano and historical dates for volcanic eruptions.

Early Experiments

This journal by James Dinwiddie written in 1777 lists a number of experiments related to electricity and electrical phenomena. This file consists of one journal.