Assessing Authentic Levis Jackets

3 Generations: I: (1905-53): 506XX -Most sought after 2: (1953-62): 507XX 3: (1962-present): 557XX/Type III – the “Trucker” - Capital E on jackets 1971 or earlier - Small e-Red Tab and no side pockets: jacket produced between 1971-84 - Jackets from the 40s only have one pocket, on the breast. - Newer Levi's jackets have four pockets: - Two breast pockets and two side pockets are on Levi's jackets from the mid 1980s to the 21st century. See articles from Mads Jakobsen and Lindsay Zortman.