c1905 Siemens carbon filament lamp
A c1905 105V 16Cp NOS Siemens carbon filament lamp which has a squwerted cellulose carbon filament and platinum glass to metal seals and a crown evacuation pip. It has an B22D cap
1970 Atlas 1500W GLS tungsten filament lamp
A 1970 Atlas 1500W GLS E40 tungsten filament lamp, made by atlas and is new old stock.
It is shown here running at 240V and emits a blinding 28500 lumens. Below is a video of it running
Here we have a 1910s gas filled incandescent lamp it is one of the frist GLS lamps to be gas filled and have a coiled fillment and pre dates modern manufacturing in that the exhaust tube protrudes from the side of the stem instead of the stem pinch it also has platinum lead in wires instead of coper plated nickel ones
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