Pieces of a letter
One letter to James Dinwiddie from R. Cuthbert
One letter to James Dinwiddie from Rawlins
One letter to Col. Shawe from James Dinwiddie
One letter to James Dinwiddie from William Steven
One letter to James Dinwiddie from Charles Taylor
One letter to James Dinwiddie from R. Vevers
Syllabus of a Course of Lectures on Experimental Philosophy
One letter to James Dinwiddie from Dumfries Philosophical Society
Three letters to James Dinwiddie from J.H. Harrington
Experimental Philosophy
Scientific Journal
Early Experiments
Introduction
Royal Institution Notes
Notes from "Philosophical Transactions"