The Silver Squirrel has dated this piece to the 1910s.
To open it you gently press near the top front, as shown, and it flips open automatically. It has been superbly designed and is in outstanding condition being free from dings splits and repairs. The elastic straps need replacing as they have become slack. It measures approx. 3.5 inches (8.5cm) tall by 3 inches (7.8cm) wide by over 0.5 inch (1.5cm) deep and weighs 134 grams. A beautifully designed rare piece.
The Silver Squirrel has dated this piece to the 1910s.
You can view the stock and full dealer information on the The Silver Squirrel Profile Page