Yes. Some guitar amps used a similar speaker : the Fender Bantam Bass...
... And most of these speakers were not as enduring as the paper cones, and consequently have been replaced by a 1x15", 2x12", 3x10" or 4x10" configurations.
T
... And most of these speakers were not as enduring as the paper cones, and consequently have been replaced by a 1x15", 2x12", 3x10" or 4x10" configurations.
T
Wasn't the object that you could put some artwork in there as a frame?
Poly-Planar Speaker 24" x 30":
There are two of them in storage, culled from a pair of Electone organs, model JA-5101. They seem to be efficient and sound good upon an initial listen of program material. Edit: not mine, but identical