Browse Items (1 total) Tags: BS1238 Browse All Browse by Tag Search Items Sort by: Title Creator Date Added Photos of Plant Interior During Manufacturing, Bias Tires. Photographs of employees and tire manufacturing equipment Firestone Plant, Decatur, IL. Tags: Bias Tires, BS1237, BS1238, BS1239, BS1240, BS1241, BS1242, Business, employees, Firestone, interior, Manufacturing, tires