They are small ... but I hope this helps, Sir.
![Image](https://i.imgur.com/5UYPTn6.jpg)
They are small ... but I hope this helps, Sir.
I believe it might be J.A.J for Jack(or Joe?) Johnson.
From the information I hold, it is definitely "J.R.J" ... for Jack Johnson who worked for Hardy from 1938 to 1966.