5-valve all-wave (3 band) tablegram.
Note the studio photograph by Gordon Burt Photography in Wellington (retrieved from the Alexander Turnbull Library online) and the near-perfect likeness in the newspaper advertising - These studio photographs pop up from time to time and were obviously taken to base print advertising on.
OTAGO DAILY TIMES, 10th APRIL 1947
Photo used courtesy of Alexander Turnbull Library, reference: Radiogram. Ref: 1/2-036781-F. Alexander Turnbull Library, Wellington, New Zealand. /records/23062878