Russian Box at Auction

This fabulous Russian stamp box is being auctioned by USA dealers John Atzbach Antiques on Monday 17th August 2020. It is described as:
A Russian silver gilt and shaded cloisonne enamel stamp box, 11th Artel, Moscow, 1908 tp 1917. In the form of a book, the spring loaded lid decorated with numbers against a translucent yellow enamel ground within a border of geometric motifs, the base decorated with scrolling floral and foliate motifs against a gilded stippled ground . The gilded interior with 3 compartments for different denominations of stamps. Dimensions: 1 3/8 h x 2 3/4 in. w”
See the auction website here