Alloy Data, Copper Development Association, New York, N.Y. G. S. Brady and H. R. Clauser, Materials Handbook, 13th ed., and J. H. Callender, Time-Saver Standards for Architectural Design Data, 6th ed., McGraw-Hill Publishing Company, New York.
LEAD AND LEAD-BASED ALLOYS
Lead is used primarily for its corrosion resistance. Lead roofs 2000 years old are still intact.
