Material: steel wire needle, brass cone, bone handle
Manufacturer: John Coney, Birmingham, England
Registered Design: GB Rd1604 6 Oct 1848 Instrument for crochet and tambour work.
This hook is unusual in that the needles are base on sewing pins not sewing needles. Coney also manufactured sewing pins.
Coney and registered design stamped on brass cone although not readable on this example.
Sewing pin based crochet needle, note the pin head.