Try a Google search for Popperts Gun Parts. They probably have what you want. They have a pretty good assortment of parts for out of production guns. They're nice folks too.
Better Yet, here's the contact info and magazine info you requested in another post.
A Division of P&I Associates, Inc.
P.O. Box 413
Glenside, PA 19038
Tel: 215-887-2391 Fax: 215-887-5816
Email: [email protected]
C00267 Grip Screw 1.50
C00271 Magazine .32 Cal. Original 35.00