Just perusing and found one that escaped the Audio Honolulu hoard I score a while back. You can still see the "A.H" etched into the side....... I think the serial number fits into the batch too (9476)
https://www.ebay.com/itm/Phase-Line...616450?hash=item2636f27482:g:w2QAAOSw131ecrQp
https://www.ebay.com/itm/Phase-Line...616450?hash=item2636f27482:g:w2QAAOSw131ecrQp