An English 19th century Thomason type double-action corkscrew

细节
An English 19th century Thomason type double-action corkscrew
with turned bone handle and brush (discoloured, hairline cracks), the ringed bronze barrel lacking badge, worm short;
and a further Thomason type corkscrew with turned wood handle, the ringed bronze barrel with badge marked Patent Ne Plus Ultra, (some small dents and cracks to barrel), wire helix (2)