Antique EPNS Fish Knives & Forks, Set of 6 Pairs, Sterling Silver Collars, Celluloid Handles

A set of six fish knives and six matching fish forks, English style, circa 1890-1930. The knives have the classic shaped fish-knife blade with engraved scroll decoration. The forks are four-tined with a shaped, engraved shoulder.
Materials and marks
Blades and forks: silver plate on nickel silver, stamped "A1" and "EPNS"
Collars: ribbed sterling silver, stamped "Sterling Silver"
Handles: cream celluloid (ivorine).
Condition
Age-appropriate wear throughout, with tarnish and light scratching on the blades
Some plating loss on the forks, with copper showing through on two of them
Light yellowing and minor marks on the handles
Collars intact, handles firmly attached
No monograms and no maker's name found
No box
Sold as photographed. The set is clean and usable, or would suit display. I haven't polished it, so the buyer can choose how far to restore it.