Two letters to James Dinwiddie from William Mackintosh Esq.
One letter to James Dinwiddie from Miss Mayfair
Two letters to James Dinwiddie from A Mercer
One letter to James Dinwiddie from Andrew Mitchell
One letter to W.H. Stevenson from A. Neilson
One letter to James Dinwiddie from T. Hancock Neville
A letter to James Dinwiddie from Ino Ruffles
One letter to James Dinwiddie from Joseph Rawlings and one letter fragment
One letter to James Dinwiddie from Rawlins
One letter to James Dinwiddie from Ino Riddick
One letter to James Dinwiddie from George Bridges Rodney
Two letters to James Dinwiddie from the Royal Institution
One letter to Col. Shawe from James Dinwiddie
One letter to James Dinwiddie from Charles Spalding
One letter to James Dinwiddie from William Steven
One letter to James Dinwiddie from Robert Stevenson
Five letters to James Dinwiddie from W. Hart Stevenson
One letter to James Dinwiddie from Sir Robert Stewart
One letter to James Dinwiddie from Joseph Rawlings
One letter to James Dinwiddie from Charles Taylor
One letter to James Dinwiddie from V. Thibault
One letter to James Dinwiddie from Allan Toulis
One letter to James Dinwiddie from William Traie
One letter to James Dinwiddie from John Turing
Lecture 13 - Astronomy
Lecture 11
Lecture 10 - Astronomy
Lecture 8
Lecture 7
Lecture 4, 5
Lecture 2 - Astronomy
Lectures on Chemistry - Lecture 1
Lecture Notes
Lecture 4 - Pneumatics; Lecture 5
Mechanics, No. 1,2; Instruments; Experiments, No. 1-4
Introductory Lecture
Lecture Notes
Fireworks, No. 1-3
Notes on a Course of Lectures on Natural Philosophy
Notes on a Course of Lectures on Natural Philosophy
Notes on a Course of Lectures on Natural Philosophy, No. 3 - Mechanics
Natural History
One letter to James Dinwiddie from R. Vevers
One letter to James Dinwiddie from Mr. Watson
One letter to James Dinwiddie from James White
One letter to James Dinwiddie from W. Wilson
One letter to James Dinwiddie from Ian Wood
One letter to James Dinwiddie from John Wood
One letter to James Dinwiddie from Robert Young
One letter to James Dinwiddie, sender unknown
