VINTAGE MANUAL IBM SYSTEM / 5340 Volume B Maintenance ManualEstate find. Vintage 1980s, manual with wear, as pictured.Manual binder with wear, dusty, rust.Manual has some pages - mostly in the front and towards the back of binder - that are in poor condition.All legible.Pages dusty, a couple torn.Heavy binder manual, weighs approx. 6 pounds, 11.6 oz., unboxed.As pictured.No idea if completed.Thank you.