One letter to James Dinwiddie from H.B.T.
One letter to James Dinwiddie, sender unknown,
Queries and Hints vol. 9 #1287-1721
One letter to James Dinwiddie from J.S. Ewart
One letter to James Dinwiddie from Andrew Mitchell
One letter to James Dinwiddie from William Steven
Letter written by William Dyott from Fort Edward, near Windsor, N. America, dated 27 July 1789
Two letters to James Dinwiddie from Herbert Jenkins
One letter to James Dinwiddie, sender unknown
One letter to James Dinwiddie from Bernard Cologan
Queries and Hints vol. 10 #1722-1895
One letter to James Dinwiddie from Lt. Gen. Helvill
Three letters to James Dinwiddie from Margaret Henderson
Queries and Hints on Fermentation #1-142
Two letter written by Phos Boyd to James Dinwiddie,
A letter from Alex Copland to James Dinwiddie
One letter to James Dinwiddie from Dr. Copeland
Seventeen letters to James Dinwiddie from Logan Henderson
One letter to James Dinwiddie from R. Vevers
Queries and Hints vol. 11 #1896-1972
One letter to James Dinwiddie from Mr and Mrs Barclay
Queries and Hints vol. 12 #1973-2081
A letter written by Dinwiddie
Description of a Planetarium, or Astronomical Machine: which exhibits the most remarkable phaenomena, motions, and revolutions of the universe
A letter from Janet McNaught to William Kellock
Letters from Harry Robertson to James Dinwiddie
Declaration of an estate sale of Luther Freeman to Nathan Tupper for the sum of one pound, 19 shillings at a public auction for 2 twelve acre lots.
Tibetan (?) manuscript with Chinese insert
Introduction
The Effects of Heat and Mixture on Bodies and Chemical Apparatus
A bill from Nicholas Meredith to James Dinwiddie
One letter to James Dinwiddie from Mr. Berney
One letter to James Dinwiddie from John Murray
Queries and Hints vol. 14 #2173-2232
One letter to James Dinwiddie from Mr. Jarding
Vitriolated Tartar/Nitre
Queries and Hints vol. 15 #2270-2251
A letter from James Emartz to James Dinwiddie
One letter to James Dinwiddie from Richard Clements
One letter to James Dinwiddie from Mr Custer
Letter to James Dinwiddie from J. Ingenhousz
One letter to James Dinwiddie from H Mowlray
Motion
Astronomy
Queries and Hints on Music #1-65
Credo Chinesa
Queries and Hints vol. 16 #2252-2360
One letter to James Dinwiddie from the College of Fort William
Queries and Hints vol. 17 #2361-2455
Journal
