On May 4, 1:04*am, Opinicus >
wrote:

...

> What sort of "tape" could they have used for cooking purposes in early
> 1950s Britain?

White cotton, of the type used as edge binding or to make piping. The
usual cotton butcher's twine would cut through the soft leaves. Tape
spreads the pressure. The ends are simply knotted.

Jerry
--
Engineering is the art of making what you want from things you can get.