[ Michael Hurley wrote in 160603 MMDigest --

> I am restoring a player and am having an issue with pouches not
> holding air.

I've had good luck with Pliobond rubber cement mixed with bit of
thinner.  Dust with talcum powder when dry.  Don't breathe the fumes.

Activating the pouch with a pump or your mouth while brushing the
mixture on will insure you cover all the leaks.  (Be careful not
to inhale the solvent fumes.)

Ed Chaban