I have a single NOS Hall tailight housing and bulb / harness assembly W/0 # 938892.
If I recall correctly it's for the passenger side (meaning it has no license window cutout0
Packed in Kaiser box from the 60's.

I also have 2 NOS lense retainers that go inside the Hall housings.
These are the half dome clear plastic inserts.
Packed in Kaiser box from the 60's.

Plus 2 used lenses, 2 used lense gaskets and 2 used lense retaining rings.
$40 for all plus shipping

Also have 4 aftermarket replacement lenses.
2 are red and 2 are amber.
$5 for all 4 lenses.