Antique frican Tribal Bronze Antelope Mask

Antique, or vintage,19th – to mid-20th century, African tribal, cast bronze, mask in the form of a stylized, horned antelope head with large open jaws and prominent teeth.
This unusual mask is very well cast in Lost Wax Method with its integral suspension loop.
We are not able to find in any references, including internet sources, of a similar African bronze antelope mask, which make this particular mask a rare example of an African bronze mask compared to the other African masks.
 
PROVENANCE: Acquired in a Toronto Canada estate sale. The previous owner had inherited the mask from his father without any knowledge about its origin.
 
DIMENSIONS: Overall length: 25 cm (9.84 inches). Width: distance from the horn to horn: 18.7 cm (7.36 inches).
 
CONDITION: In very good condition, considering its age, with beautiful natural patina showing the age and usage. In fact the patina is much darker than is shown in the pictures, due to lighting conditions.