1 | NZX | National Zinc Co. | added 7/1974; 1/1975-1/1980; eliminated 7/1991 | | NAKINA |
2 | NZX | National Zinc Co. | 8/1920-7/1923 | | NAKINA |
3 | NZX | National Zinc Co., Inc. | 7/1930-4/1970 | | NAKINA |
4 | NZX | National Zinc Co., Inc. | 4/38-1/80; eliminated 7/91 | | NRHS |
5 | NZX | RETIRED 01-23-92 ATP (ACI# 1392) [NATIONAL ZINC CO.] | | | PWRC |
6 | NZX | National Zinc | | | RSRV |