A collection of five Victorian silver pencils

A collection of five Victorian silver pencils,
comprising four by S. Mordan and Co., including: an engine-turned one, stamped 'S. Mordan and Co., Makers and Patentees', plus two with engraved decoration, and one fluted, three with hardstone matrix seal terminals, and an engine-turned pencil, with incuse maker's mark of W and R. (5)