Air Variable Capacitor insulators

These are insulators/isolators for air variable capacitors used in tube radio circuits.
More will be added as I need them.

These insulators are used in [my modern tube Theremin design](https://github.com/voretaq7/theremin)

**Insulator_C-V100P**
Insulating collar for [Antique Electronics Supply](https://www.tubesandmore.com) 100pF variable capacitor ([SKU C-V100P](https://www.tubesandmore.com/products/capacitor-100pf-variable)).
This collar goes between the capacitor and the panel, t