High life below stairs, or, Mungo addressing himself to my lady's maid [graphic]

A fashionably dressed young maid sitting in an ornate armchair by a round table with an almost empty wine bottle and glasses on it, is being embraced by a black manservant sitting on a stool in front of her. Another black servant is sitting sideways on a chair near them. He is tipping it perilously as he tries with a great effort to play a horn. An open book lies on the floor in the foreground and a painting on the wall in the background is partially covered by an ornate curtain