This Vintage IBM System/360 Operating System COBOL Language E 360S-CO-503 and F 360S-CB-524 Dated 1965 is a must-have for collectors of vintage manuals and merchandise.  This item has not been modified and is in its original form from 1965.  File No. S360-24, Form C28-6516-7.

It is in nice condition considering age (no writing, no damage to any of its 165 pages).  See photos for examples that include black and white photos, flowcharts, and diagrams.  Pages are whiter than shown in some photos.  Ships media U.S. Only.  No International.

S&H consists of packaging, invoice, time and travel plus actual cost when applicable.  Smoke-free.  See other IBM items listed.  I will answer all questions when possible.  Thank you for looking. Will combine shipping on multiple purchases. Just let me know before you pay so I can adjust invoice.