The Silver Squirrel has dated this piece to the 1920s.
It is in superb condition being free from splits holes and repairs, there is a slight knock to the top and the plate of the flask side inside is a little worn and scratched - see final photo's. It measures approx. 5 inches (12.6cms) tall by 375 inches (9.5cms) wide and weigh 302 grams. A superbly made very high quality rare piece.
The Silver Squirrel has dated this piece to the 1920s.
You can view the stock and full dealer information on the The Silver Squirrel Profile Page