I have heard and seen various mentions of the Philadelphia Rare Books and Manuscript Company. But I have never seen their website - until today. WOW. They have tons of old and rare books.
Samuel Johnson's Dictionary Published in 1773.
Introduction to the Dictionary as written by Samuel Johnson in 1773
Samuel Johnson's Dictionary - Published in 1786 - 8th edition
Robinson Crusoe by Daniel Defoe - Published 1790
Not forgetting Leigh Hunt...
An author requested by Helene Hanff from 84 Charing Cross Road.
Aristophanes Published in 1783