General Radio
- General Radio 1432-P: Decade ResistorPrice on Request
- General Radio 1432-P: Decade ResistorPrice on Request
- General Radio 1433-K: Decade ResistorPrice on Request
- General Radio 1433-W: Decade ResistorPrice on Request
- General Radio 219-M: Decade ResistorPrice on Request
- General Radio 1432-Q: Decade ResistorPrice on Request
