TAKEN FROM MY LATE FATHERS COLLECTION. ANY DESCRIPTIONS INCLUDED OF THE ITEMS I AM GOING TO LIST ARE HIS ALONE. 

THIS ITEM HAS NO DESCRIPTION. 20 MM IN DIA. UNIFACE.

IF I CAN HELP FURTHER PLEASE E MAIL ME.

I WILL COMBINE POSTAGE ON MULTIPLE ITEMS. IN AN EFFORT TO SAVE YOU MONEY I WILL POST SECOND CLASS, UNLESS ASKED OTHERWISE.

THANK YOU FOR LOOKING.