Electric Gold Dredging Company - First world record return obtained by the Electric No 3. Dredge - Lady Ranfurly from the Kawarau River. 1234 oz of gold for the week ended 7 July 1902 L to R: James McGeorge - Dredge Master, Lady Ranfurly Jack Johnston Mr King Mrs G H Stephenson Mr Vickerman Mr G H Stephenson - Manager of the BNZ in Cromwell.