The thorn alpha 3 is a lantern that was first sold under the atlas brand, but then it was changed to thorn. They also look like a GEC turtle.

A30

This single double-armed column has 2 thorn alpha 3s on it. It is on the crooked billet in Staines, Surrey.

Riverside car park, staines

This thorn alpha 3 is in the riverside car park, Staines. It has a Royce-Thompson 2-part photocell on it.

Here is under the lantern

Here is the column base. It is an old column made by fabrikat. You can see the old fabrikat logo on the column door.

Spelthorne borough council building, Staines, surrey

These thorn alpha 3s are on the spelthorne borough council building in Staines, surrey. Unlike the other alpha 3s in Staines, these alpha 3s are integral-geared.

Here is the second, and last alpha 3 on the building.