Wondering why some briefcases stick around for years, looking better with age?...

https://www.4shared.com/office/o1E4Ftymge/pdf-33568-97872.html

Wondering why some briefcases stick around for years, looking better with age? It often comes down to the details. Full-grain vegetable-tanned leather develops a unique patina, while solid brass hardware stands up to daily use without losing its shine