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