| | Manufacturer | Part No | Description | Available | Price |
| Buy | Gulton Industries | | F-407: Glennite Cathode Follower Instruction Manual. Revised May 25, 1961. (109085) | 1 | $20.00 |
| Buy | Gulton Industries | | TR 722: Self-Contained Two Channel Recorder Operating and Service Manual. (109086) | 1 | $20.00 |
| Buy | Gulton Industries | | TR/722 J S 1315: Self-Contained Two Channel Record Operating and Service Manual. (109087) | 1 | $20.00 |
| Buy | Gulton Industries | | J & JP (JQ & JPQ): The Gardsman Indicating Pyromet Operating and Sevice Instructions. (109276) | 1 | $30.00 |