Document g2NNgpZ3wdOObXgVzj8rj6a4q

USE THE PUREST ZINC YOU CAN BUY FOR DIE CASTING Bunker Hill Special High Grade Zinc .99 +% pure Available through National Lead Company, Metal Division, 111 Broadway, New York, N. Y. 10006 National Lead Metal Division I This advertisement prepared by t h e ma r s Ch a l k c o mp an y , in c . Kl-68-14220--Metals Week (Die Casting Issue, December 18. 1967 Precious Metal IDie Casting Issue), January, 1968