IBM System/370 Reference Summary GX20-1850-7 File No. S370/4300-01 For Sale
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IBM System/370 Reference Summary GX20-1850-7 File No. S370/4300-01
Price: US $11.00
IBM System/370 Reference Summary - (OEM Publication Number GX20-1850-7, File No. S370/4300-01)File No. S370/4300-01 is a classic pocket-sized reference booklet—often called a "green card"—published by IBM for the System/370 mainframe architecture. Designed for assembler language application programmers and system engineers working on IBM mainframes.
