Ormond Moving iron loudspeaker 15 inch cone in CAMCO plywood case with fret front 21" x 22" coil resistance 1800 ohms UK 1930?
Similar items from a 1934 trade catalogue:
One of the moving iron types available, although the majority of
loudspeakers on offer were of the moving coil type.
Camco manufactured a wide variety of cabinets for radios, loudspeakers and radiograms, this is just one of their range.