MONITOR No 26 brass blow torch, made sale in England

Antique solid brass paraffin blow torch with perforated steel handle. Warning engraved on front PARAFFIN ONLY, MADE IN ENGLAND, MONITOR No 26.
On the top, the key is engraved FILL THREE PARTS FULL. It has been highly polished and body sale measures 5 inches high, 11 inches circumference, 5 inches length flame thrower, handle 5 inches, pump 3 inches high extending to 5.5 inches when pulled out.
A beautiful quality piece of British industrial workmanship. Has not been tested for its original use with paraffin but it is intact and excellent condition.