Burns Baldwin Virginian machine heads

Just brought my old Burns Baldwin Virginian out of
retirement and one of the machine heads is on the blink.
Does anyone know where I can get a genuine replacement.
Any info would be really appreciated.
Cheers
Norman
retirement and one of the machine heads is on the blink.
Does anyone know where I can get a genuine replacement.
Any info would be really appreciated.
Cheers
Norman