| Part | Title | Status |
|---|---|---|
| GRI-99 Instruction Summary | Online | |
| 10-40-002-B | GRI-909 EIR Devices Manual | Online |
| 10-40-003-A | GRI-909 Binary Input Multiplexer, Binary Output Multiplexer Manual | Online |
| 10-40-004-A | GRI-909 Character Input/Output Interface Manual | Online |
| 10-47-007 | GRI-909 Real Time Clock Manual | Online |
| 10-47-009-A | GRI-909 Pulse Input Detector Manual | Online |
| 10-47-015-B | Analog-Digital Devices Manual | Online |
| 10-49-013-A | GRI-909 Gate Input Card | Online |
| 10-049-016A | GRI-909 Selector Channel Manual | Online |
| 10-049-023A | GRI-909 Interval Timer Manual | Online |
| 20-40-001-A | GRI-909 System Reference Manual | Online |
| 70-44-001 | GRI Real Time Executive %RTX | Online |
| 71-44-001-A | GRI-909 Floating Point Manual | Online |
| 71-44-001-B | GRI-909 Basic Assembler | Online |
| 71-44-002-A | GRI-909 FAST Manual | Online |
| 71-54-003-A | GRI-99 Relocatable Assembler (%RASX) | Online |
| 72-44-001-B | GRI-909 Source Text Editor | Online |
| 74-44-001C | Floating Point Interpretive Language Manual | Online |
| S40-122 | GRI-909 6 General Purpose Registers Manual | Online |