![www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs](http://frink.machighway.com/~edwardcr/Britishinvention/mathmosairswitchmix.jpg)
www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs
2 retro Mathmos lava lamps and various fittings, together with Mathmos air switch and projector, (bo
![www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs](http://frink.machighway.com/~edwardcr/Britishinvention/mathmosairswitchdesigns.jpg)
www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs
![www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs www.britishinvention.com | The "lava lamp" is a Great British Mathmos Invention | The History of the British lava lamp | Mathmos Airswitch Designs](http://frink.machighway.com/~edwardcr/Britishinvention/mathmosairswitch1underblue.jpg)