Furnace lid weight, from Cyclorama, architectural feature scene entitled: Today – The Use of Gas for the Heating of an Industrial Furnace
Section illustrating three lamp mounts on three support arms, on centre lamp post, from scene entitled: 1807 – after a cartoon by Rowlandson captioned ‘A Peep at the Gas Lights in Pall-Mall'
Section illustrating one of four lamp mounts on one of four support arms, on centre lamp post, from scene entitled: 1807 – after a cartoon by Rowlandson captioned ‘A Peep at the Gas Lights in Pall-Mall'