TY - BOOK AU - Knapp,Brian J. AU - Woodroffe,David AU - Hardy,David A. TI - Elements (18 Volume Set): Copper, Silver, And Gold SN - 0717275728 AV - QD466 .K537 1996 PY - 1996/// CY - Danbury, Conn. PB - Grolier Educational KW - Chemical elements KW - Juvenile literature KW - Chemical element Handbook N1 - Includes index ER -