Cite

John Boyle Orrery letter, to Messrs. Dodsley, [not before 1754] : manuscript

MLA

Orrery, John Boyle, Earl of, 1707-1762. John Boyle Orrery letter, to Messrs. Dodsley, [not before 1754] : manuscript. [not before 1750]. https://collections.library.yale.edu/catalog/16649420.

APA, 6th edition

Orrery, John Boyle, Earl of, 1707-1762. ([not before 1750])[John Boyle Orrery letter, to Messrs. Dodsley, [not before 1754] : manuscript]. https://collections.library.yale.edu/catalog/16649420.