On 02/01/2022 21:10, Hal Cain wrote:
> Since the run number disk has the depot letter K below the number (instead of the later location above the number) I think the date may be a couple of years before 1950. I've seen photos of that style, but I never remember seeing those in use -- and by 1950 I was noticing!


Thanks Bill,

I had thought that the date may be a bit earlier and you have confirmed that.