Originally a gas lamp, which was invented from around 1807, a lamplighter would have rested his ladder against the specially constructed set of horizontal bars, as they lit the flame at dusk and then again in the morning as they extinguished it.

Originally a gas lamp, which was invented from around 1807, a lamplighter would have rested his ladder against the specially constructed set of horizontal bars, as they lit the flame at dusk and then again in the morning as they extinguished it.