Original sentence: He later sent those copies to the Monroe County clerk for preservation, which gives us a view of life in Key West in the early days (1820–1840).He preserved copies of his newspaper as well as copies from the "Key West Gazette", its predecessor
Edited sentence: He had the genius of preserving copies of his newspaper as well as copies from the "Key West Gazette", its predecessor.He later sent those copies to the Monroe County clerk for preservation, which gives us a precious view of life in Key West in the early days (1820–1840)