Treehouse Antiques has dated this piece to the Regency era.
As is normal for a travelling campaign table of this period it can be fully dismantled with the legs unscrewing and the four table leaves fitting inside the table top, the top is then locked in place with retaining bolts the table is then secure for travelling to and from an early 1800s battle field

As you will see from the pictures also present are the original ten brass table clips that hold the table solid when in use
Height 31 inches ...79 cm
Width 114 1/2 inches ...291 cm
Depth 47 3/4 inches ...121 cm
Treehouse Antiques has dated this piece to the Regency era.
You can view the stock and full dealer information on the Treehouse Antiques Profile Page