Nah, they're of metal. The good ones are bronze.

Stephen Baker wrote:

James Woodward says:

Do you have a source for first-rate gronicles? I haven't seen one in
twenty-five years.

I may be out of date (duh!) but aren't gronicles the things that grow on the
_above_ water part of dead boats in mud berths? Should be easy enough to go
ouy with a cold chisel and collect a few dozen.

Steve "now - where's my lump hammer?"