Sinclairs Antiques and Interiors has dated this piece to the Edwardian era.

The image presented here is a chromolithograph, in other words a colour lithograph (based on four colours – three primary colours and black – giving a full palette of tones) a printing method precursor to the offset printing process which largely replaced it from the 1930s onwards.
Now there are very few examples left.
Sinclairs Antiques and Interiors has dated this piece to the Edwardian era.
A family run business , second generation of antique dealers est 1977 with 3 warehouses over 6000 sq ft
You can view the stock and full dealer information on the Sinclairs Antiques and Interiors Profile Page