Logarithms
One letter to James Dinwiddie from James Faulkner
One letter to James Dinwiddie from Lt. Gen. Helvill
A letter from Charles Elliot to James Dinwiddie
30 letter to James Dinwiddie from Joseph Hume
One letter to James Dinwiddie from John McGeorge
Two letters to James Dinwiddie from A Mercer
One letter to James Dinwiddie from James White
Trigonometry
Cartography
Two letters to James Dinwiddie from the Royal Institution
Lecture Notes
Mathematics, No. 1-3
Deduction of the Distance by Mitchell Method
Astronomy