The Antique Shop has dated this piece to the 1910s.
All supported by shaped bracket style feet. The interior having three adjustable shelves. Slight mark to left hand top please see photo this does not distract from the bookcase.

Circa 1910
Our Reference 12012
Approximate Dimensions are:
Height – 48 ½ inches – 123.2 cm
Width – 38 ¾ inches – 98.4 cm
Depth – 13 ¼ inches – 33.2 cm
Shelf Depth 9 ½ inches – 24.1 cm
Click Image to Enlarge
The Antique Shop has dated this piece to the 1910s.
You can view the stock and full dealer information on the The Antique Shop Profile Page