It been almost 50 years but, I do remember buying Thompson Center round ball blocks when I bought the rifle at Martin B. Rettings in Culver City, California.
Still have it and shoot it! (Although, not as often as I would like.)
Cheers,
Smoketown
https://www.google.com/search?q=tho...yKEM&ei=wfRHXtj6AZHq_AaYroUo&bih=907&biw=1680
Stolen from the "Cast Boolets" site ...
February 7, 2007
below are a list of facts on t/c mould blocks i hope they are found to be useful.
1. T/C DID NOT MAKE A 58 CAL MAXI HUNTER MOULD FOR SALE, BUT THEY DO SELL THE CAST BULLETS.
2. T/C MOULDS WERE MADE FOR A SHORT TIME THROUGH BY SHILOH, UNTIL BUSINESS PROBLEMS BETWEEN T/C AND SHILOH ERUPTED.
3. T/C ALSO HAD FOR A EXTREMELY SHORT PERIOD OHAUS PRODUCE MOULDS FOR THEM.
3. T/C WOULD PUT NEW LABELS OVER OLD ONES ON THE MOULD BOXES WHEN THEY NEEDED TO. SO SOME OF THE BOXES HAVE A LABEL UNDER, CAREFULLY REMOVING THE TOP LABEL SOMETIMES REVEALS RARE EARLY BOXES OR MISPRINTS.
4. T/C MOULD HANDLES ORIGINALLY HAD BRASS FINISHES, WHICH USUALLY WORE AWAY EASILY. NEW HANDLES WITH BRASS ARE RARE.
5. OLD SHILOH MOULDS AND HANDLES WILL INTERCHANGE WITH T/C MOULDS AND HANDLES.