Mathmos lava lamps made in Britain since 1963 - YouTube
Mathmos violet/red or violet/orange? : r/Lavalamps
A nice representation of the Mathmos Lava Lamp styles | Cool lava lamps, Lava lamp, Cool lamps
Mathmos Telstar Silver Rocket Lava Lamp
cool little comparison i set up a while back, 1996 US lava lite on the left and 2021 UK mathmos on the right. currently torn over which one i prefer : r/Lavalamps