20-08-2017, 11:29 PM
(15-08-2017, 08:44 PM)Charles P Wrote: February 1935. That blows the "1937" date for the extra holes out of the water.
Different foundries with different patterns?
Charles
Checking a few blocks in Club stock, the hammer in welsh plug blocks have two extra (useless? ) holes, the screw in welsh plug blocks don't.
Not very scientific.
Cheers, Tony.