Michael Woolf wrote:

> I need advice for the most suitable glue for primary pneumatics,
> where leather must be glued to leather and retain a supple joint.
> Any advice please?

Try 3M-847.  It is airtight, tacks quickly and sticks to almost anything,
including metal.  It looks exactly like "burnt shellac."  To dispense it
we use plastic "accordion bottles," sold by Woodcraft, which have a
tiny nozzle.

Larry Broadmoore
Broadmoore Piano Company
Phone: (818) 365-6231   Fax:   (818) 361-0911