This vintage IBM 1440 Communications IOCS Operating Procedures - 1448/DDC Library Systems Reference Library (SRL) is a rare find for collectors of vintage computing and manuals. The manual dates back to August 1964. Its country/region of manufacture is the United States and it has not been modified. Don't miss out on your chance to own a piece of computing history. File Number 1440-30, Form C24-3111-2 and obsoletes C24-3111-1.

It is in good condition considering age (no writing, no damage to any of its approximate 11 plus pages). See photos for examples that include black and white photos, flowcharts, and diagrams. Pages are whiter than shown in 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.