Digby Antiques (Wiltshire) has dated this piece to the Victorian era.

Marked for London 1899.
Marked S Mordan & Co patent.
Also engraved with the original owners name.
The pencil is housed in one end and pulls out, while the pencil moves on the sliding mechanism,
Good overall condition minor signs of wear commensurate with age and use.
L 9 cm closed
L 12 cm open
Digby Antiques (Wiltshire) has dated this piece to the Victorian era.
You can view the stock and full dealer information on the Digby Antiques (Wiltshire) Profile Page