Antique early 1900s rowntree chocolate box by appointment to the king and queen

Antique early 1900s rowntree chocolate  tin box in the form of a picture frame  quite rare by appointment to the king and queen probably Edward VII (born November 9, 1841, London, England—died May 6, 1910, London) was the king of the United Kingdom of Great Britain and Ireland and of the British dominions and emperor of India from 1901. He was an immensely popular and affable sovereign and a leader of society.
In 1862, Henry Rowntree bought a simple cocoa works in York and turned it into a confectionery company. Henry was joined in business in 1869 by his brother Joseph Rowntree who eventually took over and transformed the company's fortunes.
12 cm wide 15 cm tall 3 cm depth