Bill..
Jameco Electronics carries the Precision Navigation model Vector 2X
compass module which can be interfaced with a microcontroller.  Their part
number is 126703.  You can reach them at (800) 831-4242.  Good luck with
the project!

Regards
Don Cunningham

Bill Kichman wrote:

> Can anybody lead me to sources of compass ICs or modules for inclusion
> in a PIC project?