1 A clam fisherman on the Mississippi River, who sells 



his shells to the pearl button factories. 



2 Dead Man's Island, off San Pedro harbor, Southern Cali- 



fornia, a famous collecting ground. 



phot<is:r;iph hy Maxwell Smith. 



3 A cactus fence in Southern California, under which land 



snails find protection. 



4 Drying ab:iIone meats for export to Japan. Beach near 



Los Angeles, Cal, 



